2445740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11117}}^1$

素因数の和:11137

約数の個数: 24

約数和(自身を含む): 5603472

約数和(自身を除く): 3157732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 11117, 22234, 44468, 55585, 111170, 122287, 222340, 244574, 489148, 611435, 1222870, 2445740]

約数ペア:

[(1, 2445740), (2, 1222870), (4, 611435), (5, 489148), (10, 244574), (11, 222340), (20, 122287), (22, 111170), (44, 55585), (55, 44468), (110, 22234), (220, 11117)]