54929960

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{1361}}^1$

素因数の和:2381

約数の個数: 32

約数和(自身を含む): 123805800

約数和(自身を除く): 68875840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 1361, 2018, 2722, 4036, 5045, 5444, 6805, 8072, 10090, 10888, 13610, 20180, 27220, 40360, 54440, 1373249, 2746498, 5492996, 6866245, 10985992, 13732490, 27464980, 54929960]

約数ペア:

[(1, 54929960), (2, 27464980), (4, 13732490), (5, 10985992), (8, 6866245), (10, 5492996), (20, 2746498), (40, 1373249), (1009, 54440), (1361, 40360), (2018, 27220), (2722, 20180), (4036, 13610), (5045, 10888), (5444, 10090), (6805, 8072)]