90399380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{155861}}^1$

素因数の和:155899

約数の個数: 24

約数和(自身を含む): 196386120

約数和(自身を除く): 105986740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 155861, 311722, 623444, 779305, 1558610, 3117220, 4519969, 9039938, 18079876, 22599845, 45199690, 90399380]

約数ペア:

[(1, 90399380), (2, 45199690), (4, 22599845), (5, 18079876), (10, 9039938), (20, 4519969), (29, 3117220), (58, 1558610), (116, 779305), (145, 623444), (290, 311722), (580, 155861)]