1209858980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1129}}^1\times {\mathrm{4871}}^1$

素因数の和:6020

約数の個数: 48

約数和(自身を含む): 2774701440

約数和(自身を除く): 1564842460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1129, 2258, 4516, 4871, 5645, 9742, 11290, 12419, 19484, 22580, 24355, 24838, 48710, 49676, 53581, 62095, 97420, 107162, 124190, 214324, 248380, 267905, 535810, 1071620, 5499359, 10998718, 21997436, 27496795, 54993590, 60492949, 109987180, 120985898, 241971796, 302464745, 604929490, 1209858980]

約数ペア:

[(1, 1209858980), (2, 604929490), (4, 302464745), (5, 241971796), (10, 120985898), (11, 109987180), (20, 60492949), (22, 54993590), (44, 27496795), (55, 21997436), (110, 10998718), (220, 5499359), (1129, 1071620), (2258, 535810), (4516, 267905), (4871, 248380), (5645, 214324), (9742, 124190), (11290, 107162), (12419, 97420), (19484, 62095), (22580, 53581), (24355, 49676), (24838, 48710)]