408051220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1073819}}^1$

素因数の和:1073847

約数の個数: 24

約数和(自身を含む): 902008800

約数和(自身を除く): 493957580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1073819, 2147638, 4295276, 5369095, 10738190, 20402561, 21476380, 40805122, 81610244, 102012805, 204025610, 408051220]

約数ペア:

[(1, 408051220), (2, 204025610), (4, 102012805), (5, 81610244), (10, 40805122), (19, 21476380), (20, 20402561), (38, 10738190), (76, 5369095), (95, 4295276), (190, 2147638), (380, 1073819)]