99690020

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{3779}}^1$

素因数の和:5107

約数の個数: 24

約数和(自身を含む): 209563200

約数和(自身を除く): 109873180

約数列:

[1, 2, 4, 5, 10, 20, 1319, 2638, 3779, 5276, 6595, 7558, 13190, 15116, 18895, 26380, 37790, 75580, 4984501, 9969002, 19938004, 24922505, 49845010, 99690020]

約数ペア:

[(1, 99690020), (2, 49845010), (4, 24922505), (5, 19938004), (10, 9969002), (20, 4984501), (1319, 75580), (2638, 37790), (3779, 26380), (5276, 18895), (6595, 15116), (7558, 13190)]