12051820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1889}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 28576800

約数和(自身を除く): 16524980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 1889, 3190, 3778, 6380, 7556, 9445, 18890, 20779, 37780, 41558, 54781, 83116, 103895, 109562, 207790, 219124, 273905, 415580, 547810, 602591, 1095620, 1205182, 2410364, 3012955, 6025910, 12051820]

約数ペア:

[(1, 12051820), (2, 6025910), (4, 3012955), (5, 2410364), (10, 1205182), (11, 1095620), (20, 602591), (22, 547810), (29, 415580), (44, 273905), (55, 219124), (58, 207790), (110, 109562), (116, 103895), (145, 83116), (220, 54781), (290, 41558), (319, 37780), (580, 20779), (638, 18890), (1276, 9445), (1595, 7556), (1889, 6380), (3190, 3778)]