2562860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 5429760

約数和(自身を除く): 2866900

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1009, 1270, 2018, 2540, 4036, 5045, 10090, 20180, 128143, 256286, 512572, 640715, 1281430, 2562860]

約数ペア:

[(1, 2562860), (2, 1281430), (4, 640715), (5, 512572), (10, 256286), (20, 128143), (127, 20180), (254, 10090), (508, 5045), (635, 4036), (1009, 2540), (1270, 2018)]