Factors of 1964

2, 491. As a product: 2^2 × 491.

The factors of 1964 are 1, 2, 4, 491, 982, 1964. It has 6 factors.

Factors of 1964

Pick any whole number from 1 to 10,000.

1964 = 2^{2} \times 491

How to work it out

1
A factor of 1964 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1964 ≈ 44.32; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 6 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$1964 = 2^{2} \times 491$
4
Add all the factors: 1 + 2 + 4 + 491 + 982 + 1964 = 3444. Without 1964 itself that is 1480, so 1964 is a deficient number.

LaTeX source of the formulas on this page

\[ 1964 = 2^{2} \times 491 \]

What are the factors of 1964?

The factors of 1964 are 1, 2, 4, 491, 982, 1964. It has 6 factors.

What are the prime factors of 1964?

2, 491. As a product: $2^{2}$ × 491.

How many factors does 1964 have?

1964 has 6 factors (3 factor pairs).

What is the sum of the factors of 1964?

3444.

Is 1964 a prime number?

No. It is divisible by 2, so 1964 = 2 × 982.