2008500500

素因数分解:

$2^2\times 5^3\times {\mathrm{4017001}}^1$

素因数の和:4017020

約数の個数: 24

約数和(自身を含む): 4386566184

約数和(自身を除く): 2378065684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 4017001, 8034002, 16068004, 20085005, 40170010, 80340020, 100425025, 200850050, 401700100, 502125125, 1004250250, 2008500500]

約数ペア:

[(1, 2008500500), (2, 1004250250), (4, 502125125), (5, 401700100), (10, 200850050), (20, 100425025), (25, 80340020), (50, 40170010), (100, 20085005), (125, 16068004), (250, 8034002), (500, 4017001)]