2061840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 120

約数和(自身を含む): 7124544

約数和(自身を除く): 5062704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 121, 132, 142, 165, 176, 213, 220, 240, 242, 264, 284, 330, 355, 363, 426, 440, 484, 528, 568, 605, 660, 710, 726, 781, 852, 880, 968, 1065, 1136, 1210, 1320, 1420, 1452, 1562, 1704, 1815, 1936, 2130, 2343, 2420, 2640, 2840, 2904, 3124, 3408, 3630, 3905, 4260, 4686, 4840, 5680, 5808, 6248, 7260, 7810, 8520, 8591, 9372, 9680, 11715, 12496, 14520, 15620, 17040, 17182, 18744, 23430, 25773, 29040, 31240, 34364, 37488, 42955, 46860, 51546, 62480, 68728, 85910, 93720, 103092, 128865, 137456, 171820, 187440, 206184, 257730, 343640, 412368, 515460, 687280, 1030920, 2061840]

約数ペア:

[(1, 2061840), (2, 1030920), (3, 687280), (4, 515460), (5, 412368), (6, 343640), (8, 257730), (10, 206184), (11, 187440), (12, 171820), (15, 137456), (16, 128865), (20, 103092), (22, 93720), (24, 85910), (30, 68728), (33, 62480), (40, 51546), (44, 46860), (48, 42955), (55, 37488), (60, 34364), (66, 31240), (71, 29040), (80, 25773), (88, 23430), (110, 18744), (120, 17182), (121, 17040), (132, 15620), (142, 14520), (165, 12496), (176, 11715), (213, 9680), (220, 9372), (240, 8591), (242, 8520), (264, 7810), (284, 7260), (330, 6248), (355, 5808), (363, 5680), (426, 4840), (440, 4686), (484, 4260), (528, 3905), (568, 3630), (605, 3408), (660, 3124), (710, 2904), (726, 2840), (781, 2640), (852, 2420), (880, 2343), (968, 2130), (1065, 1936), (1136, 1815), (1210, 1704), (1320, 1562), (1420, 1452)]