Factors of 8
8 has 4 factors.
All factors of 8
1, 2, 4, 8
Prime factorization: 2³
Number of factors
4
Sum of factors
15
Prime?
No
Factor pairs of 8
Each pair multiplies together to make 8:
| Pair | Product |
|---|---|
| 1 × 8 | 8 |
| 2 × 4 | 8 |
Factors of nearby numbers
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Frequently asked questions
What are the factors of 8?+
The factors of 8 are 1, 2, 4, 8 — that is 4 factors in total.
What is the prime factorization of 8?+
The prime factorization of 8 is 2³.
Is 8 a prime number?+
No. 8 has 4 factors, more than just 1 and itself, so it is a composite number.