12655580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{90397}}^1$

素因数の和:90413

約数の個数: 24

約数和(自身を含む): 30373728

約数和(自身を除く): 17718148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 90397, 180794, 361588, 451985, 632779, 903970, 1265558, 1807940, 2531116, 3163895, 6327790, 12655580]

約数ペア:

[(1, 12655580), (2, 6327790), (4, 3163895), (5, 2531116), (7, 1807940), (10, 1265558), (14, 903970), (20, 632779), (28, 451985), (35, 361588), (70, 180794), (140, 90397)]