200258180

素因数分解:

$2^2\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{4259}}^1$

素因数の和:6619

約数の個数: 24

約数和(自身を含む): 420819840

約数和(自身を除く): 220561660

約数列:

[1, 2, 4, 5, 10, 20, 2351, 4259, 4702, 8518, 9404, 11755, 17036, 21295, 23510, 42590, 47020, 85180, 10012909, 20025818, 40051636, 50064545, 100129090, 200258180]

約数ペア:

[(1, 200258180), (2, 100129090), (4, 50064545), (5, 40051636), (10, 20025818), (20, 10012909), (2351, 85180), (4259, 47020), (4702, 42590), (8518, 23510), (9404, 21295), (11755, 17036)]