26688580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13757}}^1$

素因数の和:13863

約数の個数: 24

約数和(自身を含む): 56627928

約数和(自身を除く): 29939348

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 13757, 27514, 55028, 68785, 137570, 275140, 1334429, 2668858, 5337716, 6672145, 13344290, 26688580]

約数ペア:

[(1, 26688580), (2, 13344290), (4, 6672145), (5, 5337716), (10, 2668858), (20, 1334429), (97, 275140), (194, 137570), (388, 68785), (485, 55028), (970, 27514), (1940, 13757)]