12584140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20297}}^1$

素因数の和:20337

約数の個数: 24

約数和(自身を含む): 27280512

約数和(自身を除く): 14696372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20297, 40594, 81188, 101485, 202970, 405940, 629207, 1258414, 2516828, 3146035, 6292070, 12584140]

約数ペア:

[(1, 12584140), (2, 6292070), (4, 3146035), (5, 2516828), (10, 1258414), (20, 629207), (31, 405940), (62, 202970), (124, 101485), (155, 81188), (310, 40594), (620, 20297)]