210914960

素因数分解:

$2^4\times 5^1\times {\mathrm{2636437}}^1$

素因数の和:2636450

約数の個数: 20

約数和(自身を含む): 490377468

約数和(自身を除く): 279462508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2636437, 5272874, 10545748, 13182185, 21091496, 26364370, 42182992, 52728740, 105457480, 210914960]

約数ペア:

[(1, 210914960), (2, 105457480), (4, 52728740), (5, 42182992), (8, 26364370), (10, 21091496), (16, 13182185), (20, 10545748), (40, 5272874), (80, 2636437)]