1572195640

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{282769}}^1$

素因数の和:282919

約数の個数: 32

約数和(自身を含む): 3562902000

約数和(自身を除く): 1990706360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 282769, 565538, 1131076, 1413845, 2262152, 2827690, 5655380, 11310760, 39304891, 78609782, 157219564, 196524455, 314439128, 393048910, 786097820, 1572195640]

約数ペア:

[(1, 1572195640), (2, 786097820), (4, 393048910), (5, 314439128), (8, 196524455), (10, 157219564), (20, 78609782), (40, 39304891), (139, 11310760), (278, 5655380), (556, 2827690), (695, 2262152), (1112, 1413845), (1390, 1131076), (2780, 565538), (5560, 282769)]