201620670520

素因数分解:

$2^3\times 5^1\times {\mathrm{5040516763}}^1$

素因数の和:5040516774

約数の個数: 16

約数和(自身を含む): 453646508760

約数和(自身を除く): 252025838240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040516763, 10081033526, 20162067052, 25202583815, 40324134104, 50405167630, 100810335260, 201620670520]

約数ペア:

[(1, 201620670520), (2, 100810335260), (4, 50405167630), (5, 40324134104), (8, 25202583815), (10, 20162067052), (20, 10081033526), (40, 5040516763)]