15691561420

素因数分解:

$2^2\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{333721}}^1$

素因数の和:336081

約数の個数: 24

約数和(自身を含む): 32966394048

約数和(自身を除く): 17274832628

約数列:

[1, 2, 4, 5, 10, 20, 2351, 4702, 9404, 11755, 23510, 47020, 333721, 667442, 1334884, 1668605, 3337210, 6674420, 784578071, 1569156142, 3138312284, 3922890355, 7845780710, 15691561420]

約数ペア:

[(1, 15691561420), (2, 7845780710), (4, 3922890355), (5, 3138312284), (10, 1569156142), (20, 784578071), (2351, 6674420), (4702, 3337210), (9404, 1668605), (11755, 1334884), (23510, 667442), (47020, 333721)]