39862240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 108591840

約数和(自身を除く): 68729600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 71, 80, 88, 110, 116, 121, 142, 145, 160, 176, 220, 232, 242, 284, 290, 319, 352, 355, 440, 464, 484, 568, 580, 605, 638, 710, 781, 880, 928, 968, 1136, 1160, 1210, 1276, 1420, 1562, 1595, 1760, 1936, 2059, 2272, 2320, 2420, 2552, 2840, 3124, 3190, 3509, 3872, 3905, 4118, 4640, 4840, 5104, 5680, 6248, 6380, 7018, 7810, 8236, 8591, 9680, 10208, 10295, 11360, 12496, 12760, 14036, 15620, 16472, 17182, 17545, 19360, 20590, 22649, 24992, 25520, 28072, 31240, 32944, 34364, 35090, 41180, 42955, 45298, 51040, 56144, 62480, 65888, 68728, 70180, 82360, 85910, 90596, 112288, 113245, 124960, 137456, 140360, 164720, 171820, 181192, 226490, 249139, 274912, 280720, 329440, 343640, 362384, 452980, 498278, 561440, 687280, 724768, 905960, 996556, 1245695, 1374560, 1811920, 1993112, 2491390, 3623840, 3986224, 4982780, 7972448, 9965560, 19931120, 39862240]

約数ペア:

[(1, 39862240), (2, 19931120), (4, 9965560), (5, 7972448), (8, 4982780), (10, 3986224), (11, 3623840), (16, 2491390), (20, 1993112), (22, 1811920), (29, 1374560), (32, 1245695), (40, 996556), (44, 905960), (55, 724768), (58, 687280), (71, 561440), (80, 498278), (88, 452980), (110, 362384), (116, 343640), (121, 329440), (142, 280720), (145, 274912), (160, 249139), (176, 226490), (220, 181192), (232, 171820), (242, 164720), (284, 140360), (290, 137456), (319, 124960), (352, 113245), (355, 112288), (440, 90596), (464, 85910), (484, 82360), (568, 70180), (580, 68728), (605, 65888), (638, 62480), (710, 56144), (781, 51040), (880, 45298), (928, 42955), (968, 41180), (1136, 35090), (1160, 34364), (1210, 32944), (1276, 31240), (1420, 28072), (1562, 25520), (1595, 24992), (1760, 22649), (1936, 20590), (2059, 19360), (2272, 17545), (2320, 17182), (2420, 16472), (2552, 15620), (2840, 14036), (3124, 12760), (3190, 12496), (3509, 11360), (3872, 10295), (3905, 10208), (4118, 9680), (4640, 8591), (4840, 8236), (5104, 7810), (5680, 7018), (6248, 6380)]