56518660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{256903}}^1$

素因数の和:256923

約数の個数: 24

約数和(自身を含む): 129479616

約数和(自身を除く): 72960956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 256903, 513806, 1027612, 1284515, 2569030, 2825933, 5138060, 5651866, 11303732, 14129665, 28259330, 56518660]

約数ペア:

[(1, 56518660), (2, 28259330), (4, 14129665), (5, 11303732), (10, 5651866), (11, 5138060), (20, 2825933), (22, 2569030), (44, 1284515), (55, 1027612), (110, 513806), (220, 256903)]