520297360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{937}}^1$

素因数の和:1592

約数の個数: 80

約数和(自身を含む): 1323165312

約数和(自身を除く): 802867952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 631, 880, 937, 1262, 1874, 2524, 3155, 3748, 4685, 5048, 6310, 6941, 7496, 9370, 10096, 10307, 12620, 13882, 14992, 18740, 20614, 25240, 27764, 34705, 37480, 41228, 50480, 51535, 55528, 69410, 74960, 82456, 103070, 111056, 138820, 164912, 206140, 277640, 412280, 555280, 591247, 824560, 1182494, 2364988, 2956235, 4729976, 5912470, 6503717, 9459952, 11824940, 13007434, 23649880, 26014868, 32518585, 47299760, 52029736, 65037170, 104059472, 130074340, 260148680, 520297360]

約数ペア:

[(1, 520297360), (2, 260148680), (4, 130074340), (5, 104059472), (8, 65037170), (10, 52029736), (11, 47299760), (16, 32518585), (20, 26014868), (22, 23649880), (40, 13007434), (44, 11824940), (55, 9459952), (80, 6503717), (88, 5912470), (110, 4729976), (176, 2956235), (220, 2364988), (440, 1182494), (631, 824560), (880, 591247), (937, 555280), (1262, 412280), (1874, 277640), (2524, 206140), (3155, 164912), (3748, 138820), (4685, 111056), (5048, 103070), (6310, 82456), (6941, 74960), (7496, 69410), (9370, 55528), (10096, 51535), (10307, 50480), (12620, 41228), (13882, 37480), (14992, 34705), (18740, 27764), (20614, 25240)]