13204640

素因数分解:

$2^5\times 5^1\times {\mathrm{82529}}^1$

素因数の和:82544

約数の個数: 24

約数和(自身を含む): 31196340

約数和(自身を除く): 17991700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 82529, 165058, 330116, 412645, 660232, 825290, 1320464, 1650580, 2640928, 3301160, 6602320, 13204640]

約数ペア:

[(1, 13204640), (2, 6602320), (4, 3301160), (5, 2640928), (8, 1650580), (10, 1320464), (16, 825290), (20, 660232), (32, 412645), (40, 330116), (80, 165058), (160, 82529)]