75978820

素因数分解:

$2^2\times 5^1\times {\mathrm{3798941}}^1$

素因数の和:3798950

約数の個数: 12

約数和(自身を含む): 159555564

約数和(自身を除く): 83576744

約数列:

[1, 2, 4, 5, 10, 20, 3798941, 7597882, 15195764, 18994705, 37989410, 75978820]

約数ペア:

[(1, 75978820), (2, 37989410), (4, 18994705), (5, 15195764), (10, 7597882), (20, 3798941)]