56288980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{255859}}^1$

素因数の和:255879

約数の個数: 24

約数和(自身を含む): 128953440

約数和(自身を除く): 72664460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 255859, 511718, 1023436, 1279295, 2558590, 2814449, 5117180, 5628898, 11257796, 14072245, 28144490, 56288980]

約数ペア:

[(1, 56288980), (2, 28144490), (4, 14072245), (5, 11257796), (10, 5628898), (11, 5117180), (20, 2814449), (22, 2558590), (44, 1279295), (55, 1023436), (110, 511718), (220, 255859)]