2017248080

素因数分解:

$2^4\times 5^1\times {\mathrm{25215601}}^1$

素因数の和:25215614

約数の個数: 20

約数和(自身を含む): 4690101972

約数和(自身を除く): 2672853892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25215601, 50431202, 100862404, 126078005, 201724808, 252156010, 403449616, 504312020, 1008624040, 2017248080]

約数ペア:

[(1, 2017248080), (2, 1008624040), (4, 504312020), (5, 403449616), (8, 252156010), (10, 201724808), (16, 126078005), (20, 100862404), (40, 50431202), (80, 25215601)]