28217630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{57587}}^1$

素因数の和:57608

約数の個数: 24

約数和(自身を含む): 59085288

約数和(自身を除く): 30867658

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 57587, 115174, 287935, 403109, 575870, 806218, 2015545, 2821763, 4031090, 5643526, 14108815, 28217630]

約数ペア:

[(1, 28217630), (2, 14108815), (5, 5643526), (7, 4031090), (10, 2821763), (14, 2015545), (35, 806218), (49, 575870), (70, 403109), (98, 287935), (245, 115174), (490, 57587)]