20802090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{693403}}^1$

素因数の和:693413

約数の個数: 16

約数和(自身を含む): 49925088

約数和(自身を除く): 29122998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 693403, 1386806, 2080209, 3467015, 4160418, 6934030, 10401045, 20802090]

約数ペア:

[(1, 20802090), (2, 10401045), (3, 6934030), (5, 4160418), (6, 3467015), (10, 2080209), (15, 1386806), (30, 693403)]