39847540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42391}}^1$

素因数の和:42447

約数の個数: 24

約数和(自身を含む): 85462272

約数和(自身を除く): 45614732

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 42391, 84782, 169564, 211955, 423910, 847820, 1992377, 3984754, 7969508, 9961885, 19923770, 39847540]

約数ペア:

[(1, 39847540), (2, 19923770), (4, 9961885), (5, 7969508), (10, 3984754), (20, 1992377), (47, 847820), (94, 423910), (188, 211955), (235, 169564), (470, 84782), (940, 42391)]