55880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 138240

約数和(自身を除く): 82360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1397, 2540, 2794, 5080, 5588, 6985, 11176, 13970, 27940, 55880]

約数ペア:

[(1, 55880), (2, 27940), (4, 13970), (5, 11176), (8, 6985), (10, 5588), (11, 5080), (20, 2794), (22, 2540), (40, 1397), (44, 1270), (55, 1016), (88, 635), (110, 508), (127, 440), (220, 254)]