203478680

素因数分解:

$2^3\times 5^1\times {\mathrm{5086967}}^1$

素因数の和:5086978

約数の個数: 16

約数和(自身を含む): 457827120

約数和(自身を除く): 254348440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5086967, 10173934, 20347868, 25434835, 40695736, 50869670, 101739340, 203478680]

約数ペア:

[(1, 203478680), (2, 101739340), (4, 50869670), (5, 40695736), (8, 25434835), (10, 20347868), (20, 10173934), (40, 5086967)]