31035080

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2801}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 70106040

約数和(自身を除く): 39070960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 2801, 5540, 5602, 11080, 11204, 14005, 22408, 28010, 56020, 112040, 775877, 1551754, 3103508, 3879385, 6207016, 7758770, 15517540, 31035080]

約数ペア:

[(1, 31035080), (2, 15517540), (4, 7758770), (5, 6207016), (8, 3879385), (10, 3103508), (20, 1551754), (40, 775877), (277, 112040), (554, 56020), (1108, 28010), (1385, 22408), (2216, 14005), (2770, 11204), (2801, 11080), (5540, 5602)]