8275640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10889}}^1$

素因数の和:10919

約数の個数: 32

約数和(自身を含む): 19602000

約数和(自身を除く): 11326360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10889, 21778, 43556, 54445, 87112, 108890, 206891, 217780, 413782, 435560, 827564, 1034455, 1655128, 2068910, 4137820, 8275640]

約数ペア:

[(1, 8275640), (2, 4137820), (4, 2068910), (5, 1655128), (8, 1034455), (10, 827564), (19, 435560), (20, 413782), (38, 217780), (40, 206891), (76, 108890), (95, 87112), (152, 54445), (190, 43556), (380, 21778), (760, 10889)]