851342690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{1949}}^1$

素因数の和:2016

約数の個数: 72

約数和(自身を含む): 1778622300

約数和(自身を除く): 927279610

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 361, 418, 605, 722, 1045, 1210, 1805, 1949, 2090, 2299, 3610, 3898, 3971, 4598, 7942, 9745, 11495, 19490, 19855, 21439, 22990, 37031, 39710, 42878, 43681, 74062, 87362, 107195, 185155, 214390, 218405, 235829, 370310, 407341, 436810, 471658, 703589, 814682, 1179145, 1407178, 2036705, 2358290, 3517945, 4073410, 4480751, 7035890, 7739479, 8961502, 15478958, 22403755, 38697395, 44807510, 77394790, 85134269, 170268538, 425671345, 851342690]

約数ペア:

[(1, 851342690), (2, 425671345), (5, 170268538), (10, 85134269), (11, 77394790), (19, 44807510), (22, 38697395), (38, 22403755), (55, 15478958), (95, 8961502), (110, 7739479), (121, 7035890), (190, 4480751), (209, 4073410), (242, 3517945), (361, 2358290), (418, 2036705), (605, 1407178), (722, 1179145), (1045, 814682), (1210, 703589), (1805, 471658), (1949, 436810), (2090, 407341), (2299, 370310), (3610, 235829), (3898, 218405), (3971, 214390), (4598, 185155), (7942, 107195), (9745, 87362), (11495, 74062), (19490, 43681), (19855, 42878), (21439, 39710), (22990, 37031)]