201350680

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{20887}}^1$

素因数の和:21139

約数の個数: 32

約数和(自身を含む): 454940640

約数和(自身を除く): 253589960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 20887, 41774, 83548, 104435, 167096, 208870, 417740, 835480, 5033767, 10067534, 20135068, 25168835, 40270136, 50337670, 100675340, 201350680]

約数ペア:

[(1, 201350680), (2, 100675340), (4, 50337670), (5, 40270136), (8, 25168835), (10, 20135068), (20, 10067534), (40, 5033767), (241, 835480), (482, 417740), (964, 208870), (1205, 167096), (1928, 104435), (2410, 83548), (4820, 41774), (9640, 20887)]