1900891000

素因数分解:

$2^3\times 5^3\times {\mathrm{1900891}}^1$

素因数の和:1900912

約数の個数: 32

約数和(自身を含む): 4448087280

約数和(自身を除く): 2547196280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 1900891, 3801782, 7603564, 9504455, 15207128, 19008910, 38017820, 47522275, 76035640, 95044550, 190089100, 237611375, 380178200, 475222750, 950445500, 1900891000]

約数ペア:

[(1, 1900891000), (2, 950445500), (4, 475222750), (5, 380178200), (8, 237611375), (10, 190089100), (20, 95044550), (25, 76035640), (40, 47522275), (50, 38017820), (100, 19008910), (125, 15207128), (200, 9504455), (250, 7603564), (500, 3801782), (1000, 1900891)]