2081569300

素因数分解:

$2^2\times 5^2\times {\mathrm{20815693}}^1$

素因数の和:20815707

約数の個数: 18

約数和(自身を含む): 4517005598

約数和(自身を除く): 2435436298

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20815693, 41631386, 83262772, 104078465, 208156930, 416313860, 520392325, 1040784650, 2081569300]

約数ペア:

[(1, 2081569300), (2, 1040784650), (4, 520392325), (5, 416313860), (10, 208156930), (20, 104078465), (25, 83262772), (50, 41631386), (100, 20815693)]