55407880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125927}}^1$

素因数の和:125949

約数の個数: 32

約数和(自身を含む): 136002240

約数和(自身を除く): 80594360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 125927, 251854, 503708, 629635, 1007416, 1259270, 1385197, 2518540, 2770394, 5037080, 5540788, 6925985, 11081576, 13851970, 27703940, 55407880]

約数ペア:

[(1, 55407880), (2, 27703940), (4, 13851970), (5, 11081576), (8, 6925985), (10, 5540788), (11, 5037080), (20, 2770394), (22, 2518540), (40, 1385197), (44, 1259270), (55, 1007416), (88, 629635), (110, 503708), (220, 251854), (440, 125927)]