54240620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{387433}}^1$

素因数の和:387449

約数の個数: 24

約数和(自身を含む): 130177824

約数和(自身を除く): 75937204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 387433, 774866, 1549732, 1937165, 2712031, 3874330, 5424062, 7748660, 10848124, 13560155, 27120310, 54240620]

約数ペア:

[(1, 54240620), (2, 27120310), (4, 13560155), (5, 10848124), (7, 7748660), (10, 5424062), (14, 3874330), (20, 2712031), (28, 1937165), (35, 1549732), (70, 774866), (140, 387433)]