4274440

素因数分解:

$2^3\times 5^1\times {\mathrm{106861}}^1$

素因数の和:106872

約数の個数: 16

約数和(自身を含む): 9617580

約数和(自身を除く): 5343140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 106861, 213722, 427444, 534305, 854888, 1068610, 2137220, 4274440]

約数ペア:

[(1, 4274440), (2, 2137220), (4, 1068610), (5, 854888), (8, 534305), (10, 427444), (20, 213722), (40, 106861)]