22272820

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5653}}^1$

素因数の和:5859

約数の個数: 24

約数和(自身を含む): 47018664

約数和(自身を除く): 24745844

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 5653, 11306, 22612, 28265, 56530, 113060, 1113641, 2227282, 4454564, 5568205, 11136410, 22272820]

約数ペア:

[(1, 22272820), (2, 11136410), (4, 5568205), (5, 4454564), (10, 2227282), (20, 1113641), (197, 113060), (394, 56530), (788, 28265), (985, 22612), (1970, 11306), (3940, 5653)]