447026740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{208891}}^1$

素因数の和:209007

約数の個数: 24

約数和(自身を含む): 947534112

約数和(自身を除く): 500507372

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 208891, 417782, 835564, 1044455, 2088910, 4177820, 22351337, 44702674, 89405348, 111756685, 223513370, 447026740]

約数ペア:

[(1, 447026740), (2, 223513370), (4, 111756685), (5, 89405348), (10, 44702674), (20, 22351337), (107, 4177820), (214, 2088910), (428, 1044455), (535, 835564), (1070, 417782), (2140, 208891)]