Torag's armour set: combine or split profit

The GE clerk swaps the Torag's armour set for its 4 pieces and back for free, so any price gap is profit. Buying the pieces costs 929,588 gp and the set sells for 864,018 gp; buying the set costs 943,972 gp and the pieces sell for 833,459 gp. Right now neither direction pays: the better one, combine, comes out at -82,850 gp per set after the 2% GE tax. The set traded 106 times in 24 hours.