202045640

素因数分解:

$2^3\times 5^1\times {\mathrm{5051141}}^1$

素因数の和:5051152

約数の個数: 16

約数和(自身を含む): 454602780

約数和(自身を除く): 252557140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5051141, 10102282, 20204564, 25255705, 40409128, 50511410, 101022820, 202045640]

約数ペア:

[(1, 202045640), (2, 101022820), (4, 50511410), (5, 40409128), (8, 25255705), (10, 20204564), (20, 10102282), (40, 5051141)]