54021880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122777}}^1$

素因数の和:122799

約数の個数: 32

約数和(自身を含む): 132600240

約数和(自身を除く): 78578360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 122777, 245554, 491108, 613885, 982216, 1227770, 1350547, 2455540, 2701094, 4911080, 5402188, 6752735, 10804376, 13505470, 27010940, 54021880]

約数ペア:

[(1, 54021880), (2, 27010940), (4, 13505470), (5, 10804376), (8, 6752735), (10, 5402188), (11, 4911080), (20, 2701094), (22, 2455540), (40, 1350547), (44, 1227770), (55, 982216), (88, 613885), (110, 491108), (220, 245554), (440, 122777)]