9869950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1811}}^1$

素因数の和:1932

約数の個数: 24

約数和(自身を含む): 18536760

約数和(自身を除く): 8666810

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 1811, 2725, 3622, 5450, 9055, 18110, 45275, 90550, 197399, 394798, 986995, 1973990, 4934975, 9869950]

約数ペア:

[(1, 9869950), (2, 4934975), (5, 1973990), (10, 986995), (25, 394798), (50, 197399), (109, 90550), (218, 45275), (545, 18110), (1090, 9055), (1811, 5450), (2725, 3622)]