8216080

素因数分解:

$2^4\times 5^1\times {\mathrm{102701}}^1$

素因数の和:102714

約数の個数: 20

約数和(自身を含む): 19102572

約数和(自身を除く): 10886492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 102701, 205402, 410804, 513505, 821608, 1027010, 1643216, 2054020, 4108040, 8216080]

約数ペア:

[(1, 8216080), (2, 4108040), (4, 2054020), (5, 1643216), (8, 1027010), (10, 821608), (16, 513505), (20, 410804), (40, 205402), (80, 102701)]