28518440

素因数分解:

$2^3\times 5^1\times {\mathrm{712961}}^1$

素因数の和:712972

約数の個数: 16

約数和(自身を含む): 64166580

約数和(自身を除く): 35648140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 712961, 1425922, 2851844, 3564805, 5703688, 7129610, 14259220, 28518440]

約数ペア:

[(1, 28518440), (2, 14259220), (4, 7129610), (5, 5703688), (8, 3564805), (10, 2851844), (20, 1425922), (40, 712961)]