15130810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 28024704

約数和(自身を除く): 12893894

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 211, 355, 422, 505, 710, 1010, 1055, 2110, 7171, 14342, 14981, 21311, 29962, 35855, 42622, 71710, 74905, 106555, 149810, 213110, 1513081, 3026162, 7565405, 15130810]

約数ペア:

[(1, 15130810), (2, 7565405), (5, 3026162), (10, 1513081), (71, 213110), (101, 149810), (142, 106555), (202, 74905), (211, 71710), (355, 42622), (422, 35855), (505, 29962), (710, 21311), (1010, 14981), (1055, 14342), (2110, 7171)]