40305820

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1721}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 84763728

約数和(自身を除く): 44457908

約数列:

[1, 2, 4, 5, 10, 20, 1171, 1721, 2342, 3442, 4684, 5855, 6884, 8605, 11710, 17210, 23420, 34420, 2015291, 4030582, 8061164, 10076455, 20152910, 40305820]

約数ペア:

[(1, 40305820), (2, 20152910), (4, 10076455), (5, 8061164), (10, 4030582), (20, 2015291), (1171, 34420), (1721, 23420), (2342, 17210), (3442, 11710), (4684, 8605), (5855, 6884)]