907019240

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{53861}}^1$

素因数の和:54293

約数の個数: 32

約数和(自身を含む): 2045678760

約数和(自身を除く): 1138659520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 53861, 107722, 215444, 269305, 430888, 538610, 1077220, 2154440, 22675481, 45350962, 90701924, 113377405, 181403848, 226754810, 453509620, 907019240]

約数ペア:

[(1, 907019240), (2, 453509620), (4, 226754810), (5, 181403848), (8, 113377405), (10, 90701924), (20, 45350962), (40, 22675481), (421, 2154440), (842, 1077220), (1684, 538610), (2105, 430888), (3368, 269305), (4210, 215444), (8420, 107722), (16840, 53861)]