Powershell to Find Store.exe Version on All Exchange Mailbox Servers. We need to make sure that Store.exe is constant on all the servers.  Below script helps you to get same

$MBXServer = Get-mailboxServer
foreach($server in $MBXServer){
$name = $server.name
$storever = [System.Diagnostics.FileVersionInfo]::GetVersionInfo(“\\$name\c$\program files\microsoft\exchange server\bin\store.exe”).Fileversion
$res = $server.name  + ” = ” + $storever
$res
}