55974800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19991}}^1$

素因数の和:20016

約数の個数: 60

約数和(自身を含む): 153698496

約数和(自身を除く): 97723696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 19991, 39982, 79964, 99955, 139937, 159928, 199910, 279874, 319856, 399820, 499775, 559748, 699685, 799640, 999550, 1119496, 1399370, 1599280, 1999100, 2238992, 2798740, 3498425, 3998200, 5597480, 6996850, 7996400, 11194960, 13993700, 27987400, 55974800]

約数ペア:

[(1, 55974800), (2, 27987400), (4, 13993700), (5, 11194960), (7, 7996400), (8, 6996850), (10, 5597480), (14, 3998200), (16, 3498425), (20, 2798740), (25, 2238992), (28, 1999100), (35, 1599280), (40, 1399370), (50, 1119496), (56, 999550), (70, 799640), (80, 699685), (100, 559748), (112, 499775), (140, 399820), (175, 319856), (200, 279874), (280, 199910), (350, 159928), (400, 139937), (560, 99955), (700, 79964), (1400, 39982), (2800, 19991)]