28279480

素因数分解:

$2^3\times 5^1\times {\mathrm{706987}}^1$

素因数の和:706998

約数の個数: 16

約数和(自身を含む): 63628920

約数和(自身を除く): 35349440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 706987, 1413974, 2827948, 3534935, 5655896, 7069870, 14139740, 28279480]

約数ペア:

[(1, 28279480), (2, 14139740), (4, 7069870), (5, 5655896), (8, 3534935), (10, 2827948), (20, 1413974), (40, 706987)]