4998740

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2293}}^1$

素因数の和:2411

約数の個数: 24

約数和(自身を含む): 10598280

約数和(自身を除く): 5599540

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 2293, 4586, 9172, 11465, 22930, 45860, 249937, 499874, 999748, 1249685, 2499370, 4998740]

約数ペア:

[(1, 4998740), (2, 2499370), (4, 1249685), (5, 999748), (10, 499874), (20, 249937), (109, 45860), (218, 22930), (436, 11465), (545, 9172), (1090, 4586), (2180, 2293)]