20168045080

素因数分解:

$2^3\times 5^1\times {\mathrm{504201127}}^1$

素因数の和:504201138

約数の個数: 16

約数和(自身を含む): 45378101520

約数和(自身を除く): 25210056440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504201127, 1008402254, 2016804508, 2521005635, 4033609016, 5042011270, 10084022540, 20168045080]

約数ペア:

[(1, 20168045080), (2, 10084022540), (4, 5042011270), (5, 4033609016), (8, 2521005635), (10, 2016804508), (20, 1008402254), (40, 504201127)]