40424560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 104136192

約数和(自身を除く): 63711632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 647, 710, 781, 880, 1136, 1294, 1420, 1562, 2588, 2840, 3124, 3235, 3905, 5176, 5680, 6248, 6470, 7117, 7810, 10352, 12496, 12940, 14234, 15620, 25880, 28468, 31240, 35585, 45937, 51760, 56936, 62480, 71170, 91874, 113872, 142340, 183748, 229685, 284680, 367496, 459370, 505307, 569360, 734992, 918740, 1010614, 1837480, 2021228, 2526535, 3674960, 4042456, 5053070, 8084912, 10106140, 20212280, 40424560]

約数ペア:

[(1, 40424560), (2, 20212280), (4, 10106140), (5, 8084912), (8, 5053070), (10, 4042456), (11, 3674960), (16, 2526535), (20, 2021228), (22, 1837480), (40, 1010614), (44, 918740), (55, 734992), (71, 569360), (80, 505307), (88, 459370), (110, 367496), (142, 284680), (176, 229685), (220, 183748), (284, 142340), (355, 113872), (440, 91874), (568, 71170), (647, 62480), (710, 56936), (781, 51760), (880, 45937), (1136, 35585), (1294, 31240), (1420, 28468), (1562, 25880), (2588, 15620), (2840, 14234), (3124, 12940), (3235, 12496), (3905, 10352), (5176, 7810), (5680, 7117), (6248, 6470)]