1900386440

素因数分解:

$2^3\times 5^1\times {\mathrm{47509661}}^1$

素因数の和:47509672

約数の個数: 16

約数和(自身を含む): 4275869580

約数和(自身を除く): 2375483140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47509661, 95019322, 190038644, 237548305, 380077288, 475096610, 950193220, 1900386440]

約数ペア:

[(1, 1900386440), (2, 950193220), (4, 475096610), (5, 380077288), (8, 237548305), (10, 190038644), (20, 95019322), (40, 47509661)]