20406770

素因数分解:

$2^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{3329}}^1$

素因数の和:3949

約数の個数: 16

約数和(自身を含む): 36803160

約数和(自身を除く): 16396390

約数列:

[1, 2, 5, 10, 613, 1226, 3065, 3329, 6130, 6658, 16645, 33290, 2040677, 4081354, 10203385, 20406770]

約数ペア:

[(1, 20406770), (2, 10203385), (5, 4081354), (10, 2040677), (613, 33290), (1226, 16645), (3065, 6658), (3329, 6130)]