2497220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11351}}^1$

素因数の和:11371

約数の個数: 24

約数和(自身を含む): 5721408

約数和(自身を除く): 3224188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 11351, 22702, 45404, 56755, 113510, 124861, 227020, 249722, 499444, 624305, 1248610, 2497220]

約数ペア:

[(1, 2497220), (2, 1248610), (4, 624305), (5, 499444), (10, 249722), (11, 227020), (20, 124861), (22, 113510), (44, 56755), (55, 45404), (110, 22702), (220, 11351)]