2697820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3189

約数の個数: 24

約数和(自身を含む): 5799024

約数和(自身を除く): 3101204

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 3137, 6274, 12548, 15685, 31370, 62740, 134891, 269782, 539564, 674455, 1348910, 2697820]

約数ペア:

[(1, 2697820), (2, 1348910), (4, 674455), (5, 539564), (10, 269782), (20, 134891), (43, 62740), (86, 31370), (172, 15685), (215, 12548), (430, 6274), (860, 3137)]