20660580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114781}}^1$

素因数の和:114796

約数の個数: 36

約数和(自身を含む): 62670972

約数和(自身を除く): 42010392

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114781, 229562, 344343, 459124, 573905, 688686, 1033029, 1147810, 1377372, 1721715, 2066058, 2295620, 3443430, 4132116, 5165145, 6886860, 10330290, 20660580]

約数ペア:

[(1, 20660580), (2, 10330290), (3, 6886860), (4, 5165145), (5, 4132116), (6, 3443430), (9, 2295620), (10, 2066058), (12, 1721715), (15, 1377372), (18, 1147810), (20, 1033029), (30, 688686), (36, 573905), (45, 459124), (60, 344343), (90, 229562), (180, 114781)]