20296460

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1499}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 42714000

約数和(自身を除く): 22417540

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 1499, 2708, 2998, 3385, 5996, 6770, 7495, 13540, 14990, 29980, 1014823, 2029646, 4059292, 5074115, 10148230, 20296460]

約数ペア:

[(1, 20296460), (2, 10148230), (4, 5074115), (5, 4059292), (10, 2029646), (20, 1014823), (677, 29980), (1354, 14990), (1499, 13540), (2708, 7495), (2998, 6770), (3385, 5996)]