55247780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1171}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 133101696

約数和(自身を除く): 77853916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 337, 674, 1171, 1348, 1685, 2342, 2359, 3370, 4684, 4718, 5855, 6740, 8197, 9436, 11710, 11795, 16394, 23420, 23590, 32788, 40985, 47180, 81970, 163940, 394627, 789254, 1578508, 1973135, 2762389, 3946270, 5524778, 7892540, 11049556, 13811945, 27623890, 55247780]

約数ペア:

[(1, 55247780), (2, 27623890), (4, 13811945), (5, 11049556), (7, 7892540), (10, 5524778), (14, 3946270), (20, 2762389), (28, 1973135), (35, 1578508), (70, 789254), (140, 394627), (337, 163940), (674, 81970), (1171, 47180), (1348, 40985), (1685, 32788), (2342, 23590), (2359, 23420), (3370, 16394), (4684, 11795), (4718, 11710), (5855, 9436), (6740, 8197)]