2580451180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{19237}}^1$

素因数の和:19618

約数の個数: 48

約数和(自身を含む): 5720611680

約数和(自身を除く): 3140160500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 706, 1412, 1765, 3530, 6707, 7060, 13414, 19237, 26828, 33535, 38474, 67070, 76948, 96185, 134140, 192370, 365503, 384740, 731006, 1462012, 1827515, 3655030, 6790661, 7310060, 13581322, 27162644, 33953305, 67906610, 129022559, 135813220, 258045118, 516090236, 645112795, 1290225590, 2580451180]

約数ペア:

[(1, 2580451180), (2, 1290225590), (4, 645112795), (5, 516090236), (10, 258045118), (19, 135813220), (20, 129022559), (38, 67906610), (76, 33953305), (95, 27162644), (190, 13581322), (353, 7310060), (380, 6790661), (706, 3655030), (1412, 1827515), (1765, 1462012), (3530, 731006), (6707, 384740), (7060, 365503), (13414, 192370), (19237, 134140), (26828, 96185), (33535, 76948), (38474, 67070)]