55487080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126107}}^1$

素因数の和:126129

約数の個数: 32

約数和(自身を含む): 136196640

約数和(自身を除く): 80709560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 126107, 252214, 504428, 630535, 1008856, 1261070, 1387177, 2522140, 2774354, 5044280, 5548708, 6935885, 11097416, 13871770, 27743540, 55487080]

約数ペア:

[(1, 55487080), (2, 27743540), (4, 13871770), (5, 11097416), (8, 6935885), (10, 5548708), (11, 5044280), (20, 2774354), (22, 2522140), (40, 1387177), (44, 1261070), (55, 1008856), (88, 630535), (110, 504428), (220, 252214), (440, 126107)]