2123166140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2589227}}^1$

素因数の和:2589277

約数の個数: 24

約数和(自身を含む): 4567398192

約数和(自身を除く): 2444232052

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2589227, 5178454, 10356908, 12946135, 25892270, 51784540, 106158307, 212316614, 424633228, 530791535, 1061583070, 2123166140]

約数ペア:

[(1, 2123166140), (2, 1061583070), (4, 530791535), (5, 424633228), (10, 212316614), (20, 106158307), (41, 51784540), (82, 25892270), (164, 12946135), (205, 10356908), (410, 5178454), (820, 2589227)]