28556120

素因数分解:

$2^3\times 5^1\times {\mathrm{713903}}^1$

素因数の和:713914

約数の個数: 16

約数和(自身を含む): 64251360

約数和(自身を除く): 35695240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 713903, 1427806, 2855612, 3569515, 5711224, 7139030, 14278060, 28556120]

約数ペア:

[(1, 28556120), (2, 14278060), (4, 7139030), (5, 5711224), (8, 3569515), (10, 2855612), (20, 1427806), (40, 713903)]