Factors of 1328

2, 83. As a product: 2^4 × 83.

The factors of 1328 are 1, 2, 4, 8, 16, 83, 166, 332, 664, 1328. It has 10 factors.

Factors of 1328

Pick any whole number from 1 to 10,000.

1328 = 2^{4} \times 83

How to work it out

1
A factor of 1328 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1328 ≈ 36.44; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 10 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$1328 = 2^{4} \times 83$
4
Add all the factors: 1 + 2 + 4 + 8 + 16 + 83 + 166 + 332 + 664 + 1328 = 2604. Without 1328 itself that is 1276, so 1328 is a deficient number.

LaTeX source of the formulas on this page

\[ 1328 = 2^{4} \times 83 \]

What are the factors of 1328?

The factors of 1328 are 1, 2, 4, 8, 16, 83, 166, 332, 664, 1328. It has 10 factors.

What are the prime factors of 1328?

2, 83. As a product: $2^{4}$ × 83.

How many factors does 1328 have?

1328 has 10 factors (5 factor pairs).

What is the sum of the factors of 1328?

2604.

Is 1328 a prime number?

No. It is divisible by 2, so 1328 = 2 × 664.