2019944450

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{399989}}^1$

素因数の和:400102

約数の個数: 24

約数和(自身を含む): 3794305140

約数和(自身を除く): 1774360690

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 5050, 399989, 799978, 1999945, 3999890, 9999725, 19999450, 40398889, 80797778, 201994445, 403988890, 1009972225, 2019944450]

約数ペア:

[(1, 2019944450), (2, 1009972225), (5, 403988890), (10, 201994445), (25, 80797778), (50, 40398889), (101, 19999450), (202, 9999725), (505, 3999890), (1010, 1999945), (2525, 799978), (5050, 399989)]