204034960

素因数分解:

$2^4\times 5^1\times {\mathrm{2550437}}^1$

素因数の和:2550450

約数の個数: 20

約数和(自身を含む): 474381468

約数和(自身を除く): 270346508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2550437, 5100874, 10201748, 12752185, 20403496, 25504370, 40806992, 51008740, 102017480, 204034960]

約数ペア:

[(1, 204034960), (2, 102017480), (4, 51008740), (5, 40806992), (8, 25504370), (10, 20403496), (16, 12752185), (20, 10201748), (40, 5100874), (80, 2550437)]