528820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 1124424

約数和(自身を除く): 595604

約数列:

[1, 2, 4, 5, 10, 20, 137, 193, 274, 386, 548, 685, 772, 965, 1370, 1930, 2740, 3860, 26441, 52882, 105764, 132205, 264410, 528820]

約数ペア:

[(1, 528820), (2, 264410), (4, 132205), (5, 105764), (10, 52882), (20, 26441), (137, 3860), (193, 2740), (274, 1930), (386, 1370), (548, 965), (685, 772)]