20160040

素因数分解:

$2^3\times 5^1\times {\mathrm{504001}}^1$

素因数の和:504012

約数の個数: 16

約数和(自身を含む): 45360180

約数和(自身を除く): 25200140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504001, 1008002, 2016004, 2520005, 4032008, 5040010, 10080020, 20160040]

約数ペア:

[(1, 20160040), (2, 10080020), (4, 5040010), (5, 4032008), (8, 2520005), (10, 2016004), (20, 1008002), (40, 504001)]