20524040

素因数分解:

$2^3\times 5^1\times {\mathrm{513101}}^1$

素因数の和:513112

約数の個数: 16

約数和(自身を含む): 46179180

約数和(自身を除く): 25655140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 513101, 1026202, 2052404, 2565505, 4104808, 5131010, 10262020, 20524040]

約数ペア:

[(1, 20524040), (2, 10262020), (4, 5131010), (5, 4104808), (8, 2565505), (10, 2052404), (20, 1026202), (40, 513101)]