1881569020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{631399}}^1$

素因数の和:631557

約数の個数: 24

約数和(自身を含む): 3977820000

約数和(自身を除く): 2096250980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 631399, 1262798, 2525596, 3156995, 6313990, 12627980, 94078451, 188156902, 376313804, 470392255, 940784510, 1881569020]

約数ペア:

[(1, 1881569020), (2, 940784510), (4, 470392255), (5, 376313804), (10, 188156902), (20, 94078451), (149, 12627980), (298, 6313990), (596, 3156995), (745, 2525596), (1490, 1262798), (2980, 631399)]