28243340

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6221}}^1$

素因数の和:6457

約数の個数: 24

約数和(自身を含む): 59581872

約数和(自身を除く): 31338532

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 6221, 12442, 24884, 31105, 62210, 124420, 1412167, 2824334, 5648668, 7060835, 14121670, 28243340]

約数ペア:

[(1, 28243340), (2, 14121670), (4, 7060835), (5, 5648668), (10, 2824334), (20, 1412167), (227, 124420), (454, 62210), (908, 31105), (1135, 24884), (2270, 12442), (4540, 6221)]