2123160980

素因数分解:

$2^2\times 5^1\times {\mathrm{8087}}^1\times {\mathrm{13127}}^1$

素因数の和:21223

約数の個数: 24

約数和(自身を含む): 4459529088

約数和(自身を除く): 2336368108

約数列:

[1, 2, 4, 5, 10, 20, 8087, 13127, 16174, 26254, 32348, 40435, 52508, 65635, 80870, 131270, 161740, 262540, 106158049, 212316098, 424632196, 530790245, 1061580490, 2123160980]

約数ペア:

[(1, 2123160980), (2, 1061580490), (4, 530790245), (5, 424632196), (10, 212316098), (20, 106158049), (8087, 262540), (13127, 161740), (16174, 131270), (26254, 80870), (32348, 65635), (40435, 52508)]