2749120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 84

約数和(自身を含む): 7296912

約数和(自身を除く): 4547792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 121, 142, 160, 176, 220, 242, 284, 320, 352, 355, 440, 484, 568, 605, 704, 710, 781, 880, 968, 1136, 1210, 1420, 1562, 1760, 1936, 2272, 2420, 2840, 3124, 3520, 3872, 3905, 4544, 4840, 5680, 6248, 7744, 7810, 8591, 9680, 11360, 12496, 15620, 17182, 19360, 22720, 24992, 31240, 34364, 38720, 42955, 49984, 62480, 68728, 85910, 124960, 137456, 171820, 249920, 274912, 343640, 549824, 687280, 1374560, 2749120]

約数ペア:

[(1, 2749120), (2, 1374560), (4, 687280), (5, 549824), (8, 343640), (10, 274912), (11, 249920), (16, 171820), (20, 137456), (22, 124960), (32, 85910), (40, 68728), (44, 62480), (55, 49984), (64, 42955), (71, 38720), (80, 34364), (88, 31240), (110, 24992), (121, 22720), (142, 19360), (160, 17182), (176, 15620), (220, 12496), (242, 11360), (284, 9680), (320, 8591), (352, 7810), (355, 7744), (440, 6248), (484, 5680), (568, 4840), (605, 4544), (704, 3905), (710, 3872), (781, 3520), (880, 3124), (968, 2840), (1136, 2420), (1210, 2272), (1420, 1936), (1562, 1760)]