40390888

素因数分解:

$2^3\times {\mathrm{137}}^2\times {\mathrm{269}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 76573350

約数和(自身を除く): 36182462

約数列:

[1, 2, 4, 8, 137, 269, 274, 538, 548, 1076, 1096, 2152, 18769, 36853, 37538, 73706, 75076, 147412, 150152, 294824, 5048861, 10097722, 20195444, 40390888]

約数ペア:

[(1, 40390888), (2, 20195444), (4, 10097722), (8, 5048861), (137, 294824), (269, 150152), (274, 147412), (538, 75076), (548, 73706), (1076, 37538), (1096, 36853), (2152, 18769)]