201400390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{4297}}^1$

素因数の和:4456

約数の個数: 32

約数和(自身を含む): 374441760

約数和(自身を除く): 173041370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 4297, 4687, 8594, 9374, 21485, 23435, 42970, 46870, 184771, 369542, 468373, 923855, 936746, 1847710, 2341865, 4683730, 20140039, 40280078, 100700195, 201400390]

約数ペア:

[(1, 201400390), (2, 100700195), (5, 40280078), (10, 20140039), (43, 4683730), (86, 2341865), (109, 1847710), (215, 936746), (218, 923855), (430, 468373), (545, 369542), (1090, 184771), (4297, 46870), (4687, 42970), (8594, 23435), (9374, 21485)]