20170896610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{53279}}^1$

素因数の和:53451

約数の個数: 48

約数和(自身を含む): 38864136960

約数和(自身を除く): 18693240350

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 289, 578, 655, 1310, 1445, 2227, 2890, 4454, 11135, 22270, 37859, 53279, 75718, 106558, 189295, 266395, 378590, 532790, 905743, 1811486, 4528715, 6979549, 9057430, 13959098, 15397631, 30795262, 34897745, 69795490, 76988155, 118652333, 153976310, 237304666, 593261665, 1186523330, 2017089661, 4034179322, 10085448305, 20170896610]

約数ペア:

[(1, 20170896610), (2, 10085448305), (5, 4034179322), (10, 2017089661), (17, 1186523330), (34, 593261665), (85, 237304666), (131, 153976310), (170, 118652333), (262, 76988155), (289, 69795490), (578, 34897745), (655, 30795262), (1310, 15397631), (1445, 13959098), (2227, 9057430), (2890, 6979549), (4454, 4528715), (11135, 1811486), (22270, 905743), (37859, 532790), (53279, 378590), (75718, 266395), (106558, 189295)]