40082540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42641}}^1$

素因数の和:42697

約数の個数: 24

約数和(自身を含む): 85966272

約数和(自身を除く): 45883732

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 42641, 85282, 170564, 213205, 426410, 852820, 2004127, 4008254, 8016508, 10020635, 20041270, 40082540]

約数ペア:

[(1, 40082540), (2, 20041270), (4, 10020635), (5, 8016508), (10, 4008254), (20, 2004127), (47, 852820), (94, 426410), (188, 213205), (235, 170564), (470, 85282), (940, 42641)]