68654020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{118369}}^1$

素因数の和:118407

約数の個数: 24

約数和(自身を含む): 149146200

約数和(自身を除く): 80492180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 118369, 236738, 473476, 591845, 1183690, 2367380, 3432701, 6865402, 13730804, 17163505, 34327010, 68654020]

約数ペア:

[(1, 68654020), (2, 34327010), (4, 17163505), (5, 13730804), (10, 6865402), (20, 3432701), (29, 2367380), (58, 1183690), (116, 591845), (145, 473476), (290, 236738), (580, 118369)]