85490140

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{9649}}^1$

素因数の和:10101

約数の個数: 24

約数和(自身を含む): 179953200

約数和(自身を除く): 94463060

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 9649, 19298, 38596, 48245, 96490, 192980, 4274507, 8549014, 17098028, 21372535, 42745070, 85490140]

約数ペア:

[(1, 85490140), (2, 42745070), (4, 21372535), (5, 17098028), (10, 8549014), (20, 4274507), (443, 192980), (886, 96490), (1772, 48245), (2215, 38596), (4430, 19298), (8860, 9649)]