DEF Ltd produces a product with the following standard costs: Direct materials $85 per unit, Direct labor $70 per unit, and Factory overhead (based on machine hours, 15 hours per unit) $50 per unit. During October, the company produced 16,000 units. Actual costs were: Direct materials $1,000,000, Direct labor $800,000, and Factory overhead $600,000. Calculate the total variance and break it down into material, labor, and overhead variances.