28810368730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20147111}}^1$

素因数の和:20147142

約数の個数: 32

約数和(自身を含む): 60924866688

約数和(自身を除く): 32114497958

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 20147111, 40294222, 100735555, 201471110, 221618221, 261912443, 443236442, 523824886, 1108091105, 1309562215, 2216182210, 2619124430, 2881036873, 5762073746, 14405184365, 28810368730]

約数ペア:

[(1, 28810368730), (2, 14405184365), (5, 5762073746), (10, 2881036873), (11, 2619124430), (13, 2216182210), (22, 1309562215), (26, 1108091105), (55, 523824886), (65, 443236442), (110, 261912443), (130, 221618221), (143, 201471110), (286, 100735555), (715, 40294222), (1430, 20147111)]