201437678420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{915625811}}^1$

素因数の和:915625831

約数の個数: 24

約数和(自身を含む): 461475409248

約数和(自身を除く): 260037730828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 915625811, 1831251622, 3662503244, 4578129055, 9156258110, 10071883921, 18312516220, 20143767842, 40287535684, 50359419605, 100718839210, 201437678420]

約数ペア:

[(1, 201437678420), (2, 100718839210), (4, 50359419605), (5, 40287535684), (10, 20143767842), (11, 18312516220), (20, 10071883921), (22, 9156258110), (44, 4578129055), (55, 3662503244), (110, 1831251622), (220, 915625811)]