888482020

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{42349}}^1$

素因数の和:43407

約数の個数: 24

約数和(自身を含む): 1867635000

約数和(自身を除く): 979152980

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 4196, 5245, 10490, 20980, 42349, 84698, 169396, 211745, 423490, 846980, 44424101, 88848202, 177696404, 222120505, 444241010, 888482020]

約数ペア:

[(1, 888482020), (2, 444241010), (4, 222120505), (5, 177696404), (10, 88848202), (20, 44424101), (1049, 846980), (2098, 423490), (4196, 211745), (5245, 169396), (10490, 84698), (20980, 42349)]