398118380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{62401}}^1$

素因数の和:62450

約数の個数: 48

約数和(自身を含む): 943518240

約数和(自身を除く): 545399860

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, 3190, 6380, 62401, 124802, 249604, 312005, 624010, 686411, 1248020, 1372822, 1809629, 2745644, 3432055, 3619258, 6864110, 7238516, 9048145, 13728220, 18096290, 19905919, 36192580, 39811838, 79623676, 99529595, 199059190, 398118380]

約数ペア:

[(1, 398118380), (2, 199059190), (4, 99529595), (5, 79623676), (10, 39811838), (11, 36192580), (20, 19905919), (22, 18096290), (29, 13728220), (44, 9048145), (55, 7238516), (58, 6864110), (110, 3619258), (116, 3432055), (145, 2745644), (220, 1809629), (290, 1372822), (319, 1248020), (580, 686411), (638, 624010), (1276, 312005), (1595, 249604), (3190, 124802), (6380, 62401)]