You can export all of the configurations together if you select the option:
Export Unique and Global Sync Configurations
Export device configurations only if they differ from previously captured configurations or on a global synchronization. For example, one file per device is generated each day if you have configured a global synchronization to run on a daily basis. See About Global Synchronization for more information.The export configuration displays next to Export Configuration.
Then have a success Global Synch Task that is run.