57640360

素因数分解:

$2^3\times 5^1\times {\mathrm{1441009}}^1$

素因数の和:1441020

約数の個数: 16

約数和(自身を含む): 129690900

約数和(自身を除く): 72050540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1441009, 2882018, 5764036, 7205045, 11528072, 14410090, 28820180, 57640360]

約数ペア:

[(1, 57640360), (2, 28820180), (4, 14410090), (5, 11528072), (8, 7205045), (10, 5764036), (20, 2882018), (40, 1441009)]