201868180

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{67741}}^1$

素因数の和:67899

約数の個数: 24

約数和(自身を含む): 426774600

約数和(自身を除く): 224906420

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 67741, 135482, 270964, 338705, 677410, 1354820, 10093409, 20186818, 40373636, 50467045, 100934090, 201868180]

約数ペア:

[(1, 201868180), (2, 100934090), (4, 50467045), (5, 40373636), (10, 20186818), (20, 10093409), (149, 1354820), (298, 677410), (596, 338705), (745, 270964), (1490, 135482), (2980, 67741)]