201427160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457789}}^1$

素因数の和:457811

約数の個数: 32

約数和(自身を含む): 494413200

約数和(自身を除く): 292986040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457789, 915578, 1831156, 2288945, 3662312, 4577890, 5035679, 9155780, 10071358, 18311560, 20142716, 25178395, 40285432, 50356790, 100713580, 201427160]

約数ペア:

[(1, 201427160), (2, 100713580), (4, 50356790), (5, 40285432), (8, 25178395), (10, 20142716), (11, 18311560), (20, 10071358), (22, 9155780), (40, 5035679), (44, 4577890), (55, 3662312), (88, 2288945), (110, 1831156), (220, 915578), (440, 457789)]