2087647570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1\times {\mathrm{1993}}^1$

素因数の和:2171

約数の個数: 48

約数和(自身を含む): 3920483160

約数和(自身を除く): 1832835590

約数列:

[1, 2, 5, 10, 31, 62, 109, 155, 218, 310, 545, 961, 1090, 1922, 1993, 3379, 3986, 4805, 6758, 9610, 9965, 16895, 19930, 33790, 61783, 104749, 123566, 209498, 217237, 308915, 434474, 523745, 617830, 1047490, 1086185, 1915273, 2172370, 3830546, 6734347, 9576365, 13468694, 19152730, 33671735, 67343470, 208764757, 417529514, 1043823785, 2087647570]

約数ペア:

[(1, 2087647570), (2, 1043823785), (5, 417529514), (10, 208764757), (31, 67343470), (62, 33671735), (109, 19152730), (155, 13468694), (218, 9576365), (310, 6734347), (545, 3830546), (961, 2172370), (1090, 1915273), (1922, 1086185), (1993, 1047490), (3379, 617830), (3986, 523745), (4805, 434474), (6758, 308915), (9610, 217237), (9965, 209498), (16895, 123566), (19930, 104749), (33790, 61783)]