2020119805

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5669}}^1$

素因数の和:5746

約数の個数: 48

約数和(自身を含む): 2895782400

約数和(自身を除く): 875662595

約数列:

[1, 5, 11, 19, 31, 55, 95, 121, 155, 209, 341, 589, 605, 1045, 1705, 2299, 2945, 3751, 5669, 6479, 11495, 18755, 28345, 32395, 62359, 71269, 107711, 175739, 311795, 356345, 538555, 685949, 878695, 1184821, 1933129, 3339041, 3429745, 5924105, 9665645, 13033031, 16695205, 21264419, 36729451, 65165155, 106322095, 183647255, 404023961, 2020119805]

約数ペア:

[(1, 2020119805), (5, 404023961), (11, 183647255), (19, 106322095), (31, 65165155), (55, 36729451), (95, 21264419), (121, 16695205), (155, 13033031), (209, 9665645), (341, 5924105), (589, 3429745), (605, 3339041), (1045, 1933129), (1705, 1184821), (2299, 878695), (2945, 685949), (3751, 538555), (5669, 356345), (6479, 311795), (11495, 175739), (18755, 107711), (28345, 71269), (32395, 62359)]