28517820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{475297}}^1$

素因数の和:475309

約数の個数: 24

約数和(自身を含む): 79850064

約数和(自身を除く): 51332244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 475297, 950594, 1425891, 1901188, 2376485, 2851782, 4752970, 5703564, 7129455, 9505940, 14258910, 28517820]

約数ペア:

[(1, 28517820), (2, 14258910), (3, 9505940), (4, 7129455), (5, 5703564), (6, 4752970), (10, 2851782), (12, 2376485), (15, 1901188), (20, 1425891), (30, 950594), (60, 475297)]