28308440

素因数分解:

$2^3\times 5^1\times {\mathrm{707711}}^1$

素因数の和:707722

約数の個数: 16

約数和(自身を含む): 63694080

約数和(自身を除く): 35385640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 707711, 1415422, 2830844, 3538555, 5661688, 7077110, 14154220, 28308440]

約数ペア:

[(1, 28308440), (2, 14154220), (4, 7077110), (5, 5661688), (8, 3538555), (10, 2830844), (20, 1415422), (40, 707711)]