2028756840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21647}}^1$

素因数の和:21743

約数の個数: 128

約数和(自身を含む): 6733393920

約数和(自身を除く): 4704637080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2343, 2840, 3124, 3905, 4260, 4686, 6248, 7810, 8520, 9372, 11715, 15620, 18744, 21647, 23430, 31240, 43294, 46860, 64941, 86588, 93720, 108235, 129882, 173176, 216470, 238117, 259764, 324705, 432940, 476234, 519528, 649410, 714351, 865880, 952468, 1190585, 1298820, 1428702, 1536937, 1904936, 2381170, 2597640, 2857404, 3073874, 3571755, 4610811, 4762340, 5714808, 6147748, 7143510, 7684685, 9221622, 9524680, 12295496, 14287020, 15369370, 16906307, 18443244, 23054055, 28574040, 30738740, 33812614, 36886488, 46108110, 50718921, 61477480, 67625228, 84531535, 92216220, 101437842, 135250456, 169063070, 184432440, 202875684, 253594605, 338126140, 405751368, 507189210, 676252280, 1014378420, 2028756840]

約数ペア:

[(1, 2028756840), (2, 1014378420), (3, 676252280), (4, 507189210), (5, 405751368), (6, 338126140), (8, 253594605), (10, 202875684), (11, 184432440), (12, 169063070), (15, 135250456), (20, 101437842), (22, 92216220), (24, 84531535), (30, 67625228), (33, 61477480), (40, 50718921), (44, 46108110), (55, 36886488), (60, 33812614), (66, 30738740), (71, 28574040), (88, 23054055), (110, 18443244), (120, 16906307), (132, 15369370), (142, 14287020), (165, 12295496), (213, 9524680), (220, 9221622), (264, 7684685), (284, 7143510), (330, 6147748), (355, 5714808), (426, 4762340), (440, 4610811), (568, 3571755), (660, 3073874), (710, 2857404), (781, 2597640), (852, 2381170), (1065, 1904936), (1320, 1536937), (1420, 1428702), (1562, 1298820), (1704, 1190585), (2130, 952468), (2343, 865880), (2840, 714351), (3124, 649410), (3905, 519528), (4260, 476234), (4686, 432940), (6248, 324705), (7810, 259764), (8520, 238117), (9372, 216470), (11715, 173176), (15620, 129882), (18744, 108235), (21647, 93720), (23430, 86588), (31240, 64941), (43294, 46860)]