28136440

素因数分解:

$2^3\times 5^1\times {\mathrm{703411}}^1$

素因数の和:703422

約数の個数: 16

約数和(自身を含む): 63307080

約数和(自身を除く): 35170640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 703411, 1406822, 2813644, 3517055, 5627288, 7034110, 14068220, 28136440]

約数ペア:

[(1, 28136440), (2, 14068220), (4, 7034110), (5, 5627288), (8, 3517055), (10, 2813644), (20, 1406822), (40, 703411)]