20194105780

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{862259}}^1$

素因数の和:863439

約数の個数: 24

約数和(自身を含む): 42443886240

約数和(自身を除く): 22249780460

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 23420, 862259, 1724518, 3449036, 4311295, 8622590, 17245180, 1009705289, 2019410578, 4038821156, 5048526445, 10097052890, 20194105780]

約数ペア:

[(1, 20194105780), (2, 10097052890), (4, 5048526445), (5, 4038821156), (10, 2019410578), (20, 1009705289), (1171, 17245180), (2342, 8622590), (4684, 4311295), (5855, 3449036), (11710, 1724518), (23420, 862259)]