20400550275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{579973}}^1$

素因数の和:580060

約数の個数: 48

約数和(自身を含む): 39122726144

約数和(自身を除く): 18722175869

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 67, 75, 105, 175, 201, 335, 469, 525, 1005, 1407, 1675, 2345, 5025, 7035, 11725, 35175, 579973, 1739919, 2899865, 4059811, 8699595, 12179433, 14499325, 20299055, 38858191, 43497975, 60897165, 101495275, 116574573, 194290955, 272007337, 304485825, 582872865, 816022011, 971454775, 1360036685, 2914364325, 4080110055, 6800183425, 20400550275]

約数ペア:

[(1, 20400550275), (3, 6800183425), (5, 4080110055), (7, 2914364325), (15, 1360036685), (21, 971454775), (25, 816022011), (35, 582872865), (67, 304485825), (75, 272007337), (105, 194290955), (175, 116574573), (201, 101495275), (335, 60897165), (469, 43497975), (525, 38858191), (1005, 20299055), (1407, 14499325), (1675, 12179433), (2345, 8699595), (5025, 4059811), (7035, 2899865), (11725, 1739919), (35175, 579973)]