28646780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49391}}^1$

素因数の和:49429

約数の個数: 24

約数和(自身を含む): 62233920

約数和(自身を除く): 33587140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 49391, 98782, 197564, 246955, 493910, 987820, 1432339, 2864678, 5729356, 7161695, 14323390, 28646780]

約数ペア:

[(1, 28646780), (2, 14323390), (4, 7161695), (5, 5729356), (10, 2864678), (20, 1432339), (29, 987820), (58, 493910), (116, 246955), (145, 197564), (290, 98782), (580, 49391)]