9986740

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1777}}^1$

素因数の和:2067

約数の個数: 24

約数和(自身を含む): 21058632

約数和(自身を除く): 11071892

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 1777, 2810, 3554, 5620, 7108, 8885, 17770, 35540, 499337, 998674, 1997348, 2496685, 4993370, 9986740]

約数ペア:

[(1, 9986740), (2, 4993370), (4, 2496685), (5, 1997348), (10, 998674), (20, 499337), (281, 35540), (562, 17770), (1124, 8885), (1405, 7108), (1777, 5620), (2810, 3554)]