23090140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26849}}^1$

素因数の和:26901

約数の個数: 24

約数和(自身を含む): 49618800

約数和(自身を除く): 26528660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 26849, 53698, 107396, 134245, 268490, 536980, 1154507, 2309014, 4618028, 5772535, 11545070, 23090140]

約数ペア:

[(1, 23090140), (2, 11545070), (4, 5772535), (5, 4618028), (10, 2309014), (20, 1154507), (43, 536980), (86, 268490), (172, 134245), (215, 107396), (430, 53698), (860, 26849)]