201427640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{46199}}^1$

素因数の和:46319

約数の個数: 32

約数和(自身を含む): 457380000

約数和(自身を除く): 255952360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 46199, 92398, 184796, 230995, 369592, 461990, 923980, 1847960, 5035691, 10071382, 20142764, 25178455, 40285528, 50356910, 100713820, 201427640]

約数ペア:

[(1, 201427640), (2, 100713820), (4, 50356910), (5, 40285528), (8, 25178455), (10, 20142764), (20, 10071382), (40, 5035691), (109, 1847960), (218, 923980), (436, 461990), (545, 369592), (872, 230995), (1090, 184796), (2180, 92398), (4360, 46199)]