20254510

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{5051}}^1$

素因数の和:5459

約数の個数: 16

約数和(自身を含む): 36556272

約数和(自身を除く): 16301762

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 5051, 10102, 25255, 50510, 2025451, 4050902, 10127255, 20254510]

約数ペア:

[(1, 20254510), (2, 10127255), (5, 4050902), (10, 2025451), (401, 50510), (802, 25255), (2005, 10102), (4010, 5051)]