90858920

素因数分解:

$2^3\times 5^1\times {\mathrm{2271473}}^1$

素因数の和:2271484

約数の個数: 16

約数和(自身を含む): 204432660

約数和(自身を除く): 113573740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2271473, 4542946, 9085892, 11357365, 18171784, 22714730, 45429460, 90858920]

約数ペア:

[(1, 90858920), (2, 45429460), (4, 22714730), (5, 18171784), (8, 11357365), (10, 9085892), (20, 4542946), (40, 2271473)]