200780360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{937}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 494363520

約数和(自身を除く): 293583160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 487, 937, 974, 1874, 1948, 2435, 3748, 3896, 4685, 4870, 5357, 7496, 9370, 9740, 10307, 10714, 18740, 19480, 20614, 21428, 26785, 37480, 41228, 42856, 51535, 53570, 82456, 103070, 107140, 206140, 214280, 412280, 456319, 912638, 1825276, 2281595, 3650552, 4563190, 5019509, 9126380, 10039018, 18252760, 20078036, 25097545, 40156072, 50195090, 100390180, 200780360]

約数ペア:

[(1, 200780360), (2, 100390180), (4, 50195090), (5, 40156072), (8, 25097545), (10, 20078036), (11, 18252760), (20, 10039018), (22, 9126380), (40, 5019509), (44, 4563190), (55, 3650552), (88, 2281595), (110, 1825276), (220, 912638), (440, 456319), (487, 412280), (937, 214280), (974, 206140), (1874, 107140), (1948, 103070), (2435, 82456), (3748, 53570), (3896, 51535), (4685, 42856), (4870, 41228), (5357, 37480), (7496, 26785), (9370, 21428), (9740, 20614), (10307, 19480), (10714, 18740)]