8986180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{64187}}^1$

素因数の和:64203

約数の個数: 24

約数和(自身を含む): 21567168

約数和(自身を除く): 12580988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 64187, 128374, 256748, 320935, 449309, 641870, 898618, 1283740, 1797236, 2246545, 4493090, 8986180]

約数ペア:

[(1, 8986180), (2, 4493090), (4, 2246545), (5, 1797236), (7, 1283740), (10, 898618), (14, 641870), (20, 449309), (28, 320935), (35, 256748), (70, 128374), (140, 64187)]