89381180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{638437}}^1$

素因数の和:638453

約数の個数: 24

約数和(自身を含む): 214515168

約数和(自身を除く): 125133988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 638437, 1276874, 2553748, 3192185, 4469059, 6384370, 8938118, 12768740, 17876236, 22345295, 44690590, 89381180]

約数ペア:

[(1, 89381180), (2, 44690590), (4, 22345295), (5, 17876236), (7, 12768740), (10, 8938118), (14, 6384370), (20, 4469059), (28, 3192185), (35, 2553748), (70, 1276874), (140, 638437)]