204578740

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{8887}}^1$

素因数の和:10047

約数の個数: 24

約数和(自身を含む): 430036992

約数和(自身を除く): 225458252

約数列:

[1, 2, 4, 5, 10, 20, 1151, 2302, 4604, 5755, 8887, 11510, 17774, 23020, 35548, 44435, 88870, 177740, 10228937, 20457874, 40915748, 51144685, 102289370, 204578740]

約数ペア:

[(1, 204578740), (2, 102289370), (4, 51144685), (5, 40915748), (10, 20457874), (20, 10228937), (1151, 177740), (2302, 88870), (4604, 44435), (5755, 35548), (8887, 23020), (11510, 17774)]