26820440

素因数分解:

$2^3\times 5^1\times {\mathrm{670511}}^1$

素因数の和:670522

約数の個数: 16

約数和(自身を含む): 60346080

約数和(自身を除く): 33525640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 670511, 1341022, 2682044, 3352555, 5364088, 6705110, 13410220, 26820440]

約数ペア:

[(1, 26820440), (2, 13410220), (4, 6705110), (5, 5364088), (8, 3352555), (10, 2682044), (20, 1341022), (40, 670511)]