73977340

素因数分解:

$2^2\times 5^1\times {\mathrm{1823}}^1\times {\mathrm{2029}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 155514240

約数和(自身を除く): 81536900

約数列:

[1, 2, 4, 5, 10, 20, 1823, 2029, 3646, 4058, 7292, 8116, 9115, 10145, 18230, 20290, 36460, 40580, 3698867, 7397734, 14795468, 18494335, 36988670, 73977340]

約数ペア:

[(1, 73977340), (2, 36988670), (4, 18494335), (5, 14795468), (10, 7397734), (20, 3698867), (1823, 40580), (2029, 36460), (3646, 20290), (4058, 18230), (7292, 10145), (8116, 9115)]