28368830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{405269}}^1$

素因数の和:405283

約数の個数: 16

約数和(自身を含む): 58358880

約数和(自身を除く): 29990050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 405269, 810538, 2026345, 2836883, 4052690, 5673766, 14184415, 28368830]

約数ペア:

[(1, 28368830), (2, 14184415), (5, 5673766), (7, 4052690), (10, 2836883), (14, 2026345), (35, 810538), (70, 405269)]