20172952820

素因数分解:

$2^2\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{450893}}^1$

素因数の和:453139

約数の個数: 24

約数和(自身を含む): 42382232424

約数和(自身を除く): 22209279604

約数列:

[1, 2, 4, 5, 10, 20, 2237, 4474, 8948, 11185, 22370, 44740, 450893, 901786, 1803572, 2254465, 4508930, 9017860, 1008647641, 2017295282, 4034590564, 5043238205, 10086476410, 20172952820]

約数ペア:

[(1, 20172952820), (2, 10086476410), (4, 5043238205), (5, 4034590564), (10, 2017295282), (20, 1008647641), (2237, 9017860), (4474, 4508930), (8948, 2254465), (11185, 1803572), (22370, 901786), (44740, 450893)]