28436360

素因数分解:

$2^3\times 5^1\times {\mathrm{710909}}^1$

素因数の和:710920

約数の個数: 16

約数和(自身を含む): 63981900

約数和(自身を除く): 35545540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 710909, 1421818, 2843636, 3554545, 5687272, 7109090, 14218180, 28436360]

約数ペア:

[(1, 28436360), (2, 14218180), (4, 7109090), (5, 5687272), (8, 3554545), (10, 2843636), (20, 1421818), (40, 710909)]