42566740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19891}}^1$

素因数の和:20007

約数の個数: 24

約数和(自身を含む): 90230112

約数和(自身を除く): 47663372

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 19891, 39782, 79564, 99455, 198910, 397820, 2128337, 4256674, 8513348, 10641685, 21283370, 42566740]

約数ペア:

[(1, 42566740), (2, 21283370), (4, 10641685), (5, 8513348), (10, 4256674), (20, 2128337), (107, 397820), (214, 198910), (428, 99455), (535, 79564), (1070, 39782), (2140, 19891)]