90651640

素因数分解:

$2^3\times 5^1\times {\mathrm{2266291}}^1$

素因数の和:2266302

約数の個数: 16

約数和(自身を含む): 203966280

約数和(自身を除く): 113314640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2266291, 4532582, 9065164, 11331455, 18130328, 22662910, 45325820, 90651640]

約数ペア:

[(1, 90651640), (2, 45325820), (4, 22662910), (5, 18130328), (8, 11331455), (10, 9065164), (20, 4532582), (40, 2266291)]