12581740

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1433}}^1$

素因数の和:1881

約数の個数: 24

約数和(自身を含む): 26500320

約数和(自身を除く): 13918580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1433, 1756, 2195, 2866, 4390, 5732, 7165, 8780, 14330, 28660, 629087, 1258174, 2516348, 3145435, 6290870, 12581740]

約数ペア:

[(1, 12581740), (2, 6290870), (4, 3145435), (5, 2516348), (10, 1258174), (20, 629087), (439, 28660), (878, 14330), (1433, 8780), (1756, 7165), (2195, 5732), (2866, 4390)]