3947940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{2437}}^1$

素因数の和:2458

約数の個数: 60

約数和(自身を含む): 12389916

約数和(自身を除く): 8441976

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 2437, 4874, 7311, 9748, 12185, 14622, 21933, 24370, 29244, 36555, 43866, 48740, 65799, 73110, 87732, 109665, 131598, 146220, 197397, 219330, 263196, 328995, 394794, 438660, 657990, 789588, 986985, 1315980, 1973970, 3947940]

約数ペア:

[(1, 3947940), (2, 1973970), (3, 1315980), (4, 986985), (5, 789588), (6, 657990), (9, 438660), (10, 394794), (12, 328995), (15, 263196), (18, 219330), (20, 197397), (27, 146220), (30, 131598), (36, 109665), (45, 87732), (54, 73110), (60, 65799), (81, 48740), (90, 43866), (108, 36555), (135, 29244), (162, 24370), (180, 21933), (270, 14622), (324, 12185), (405, 9748), (540, 7311), (810, 4874), (1620, 2437)]