2489740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11317}}^1$

素因数の和:11337

約数の個数: 24

約数和(自身を含む): 5704272

約数和(自身を除く): 3214532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 11317, 22634, 45268, 56585, 113170, 124487, 226340, 248974, 497948, 622435, 1244870, 2489740]

約数ペア:

[(1, 2489740), (2, 1244870), (4, 622435), (5, 497948), (10, 248974), (11, 226340), (20, 124487), (22, 113170), (44, 56585), (55, 45268), (110, 22634), (220, 11317)]