68180180

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{7873}}^1$

素因数の和:8315

約数の個数: 24

約数和(自身を含む): 143527272

約数和(自身を除く): 75347092

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 7873, 8660, 15746, 31492, 39365, 78730, 157460, 3409009, 6818018, 13636036, 17045045, 34090090, 68180180]

約数ペア:

[(1, 68180180), (2, 34090090), (4, 17045045), (5, 13636036), (10, 6818018), (20, 3409009), (433, 157460), (866, 78730), (1732, 39365), (2165, 31492), (4330, 15746), (7873, 8660)]