40290622

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2521}}^1$

素因数の和:2715

約数の個数: 16

約数和(自身を含む): 61920144

約数和(自身を除く): 21629522

約数列:

[1, 2, 61, 122, 131, 262, 2521, 5042, 7991, 15982, 153781, 307562, 330251, 660502, 20145311, 40290622]

約数ペア:

[(1, 40290622), (2, 20145311), (61, 660502), (122, 330251), (131, 307562), (262, 153781), (2521, 15982), (5042, 7991)]