2009367745

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 3232857600

約数和(自身を除く): 1223489855

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 115, 121, 161, 245, 253, 343, 385, 421, 539, 605, 805, 847, 1127, 1265, 1715, 1771, 2105, 2695, 2783, 2947, 3773, 4235, 4631, 5635, 5929, 7889, 8855, 9683, 12397, 13915, 14735, 18865, 19481, 20629, 23155, 29645, 32417, 39445, 41503, 48415, 50941, 61985, 67781, 86779, 97405, 103145, 106513, 136367, 144403, 162085, 207515, 226919, 254705, 338905, 356587, 433895, 474467, 532565, 681835, 722015, 745591, 954569, 1134595, 1171643, 1588433, 1782935, 2372335, 2496109, 3321269, 3727955, 4772845, 5219137, 5858215, 7942165, 8201501, 12480545, 16606345, 17472763, 26095685, 36533959, 41007505, 57410507, 87363815, 182669795, 287052535, 401873549, 2009367745]

約数ペア:

[(1, 2009367745), (5, 401873549), (7, 287052535), (11, 182669795), (23, 87363815), (35, 57410507), (49, 41007505), (55, 36533959), (77, 26095685), (115, 17472763), (121, 16606345), (161, 12480545), (245, 8201501), (253, 7942165), (343, 5858215), (385, 5219137), (421, 4772845), (539, 3727955), (605, 3321269), (805, 2496109), (847, 2372335), (1127, 1782935), (1265, 1588433), (1715, 1171643), (1771, 1134595), (2105, 954569), (2695, 745591), (2783, 722015), (2947, 681835), (3773, 532565), (4235, 474467), (4631, 433895), (5635, 356587), (5929, 338905), (7889, 254705), (8855, 226919), (9683, 207515), (12397, 162085), (13915, 144403), (14735, 136367), (18865, 106513), (19481, 103145), (20629, 97405), (23155, 86779), (29645, 67781), (32417, 61985), (39445, 50941), (41503, 48415)]