9889670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{20183}}^1$

素因数の和:20204

約数の個数: 24

約数和(自身を含む): 20708784

約数和(自身を除く): 10819114

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 20183, 40366, 100915, 141281, 201830, 282562, 706405, 988967, 1412810, 1977934, 4944835, 9889670]

約数ペア:

[(1, 9889670), (2, 4944835), (5, 1977934), (7, 1412810), (10, 988967), (14, 706405), (35, 282562), (49, 201830), (70, 141281), (98, 100915), (245, 40366), (490, 20183)]