I divisori di 1980009 sono 12, elencati qui di seguito: 1; 3; 9; 19; 57; 171; 11579; 34737; 104211; 220001; 660003; 1980009
1979990, 1979991, 1979992, 1979993, 1979994, 1979995, 1979996, 1979997, 1979998, 1979999, 1980000, 1980001, 1980002, 1980003, 1980004, 1980005, 1980006, 1980007, 1980008, 1980010, 1980011, 1980012, 1980013, 1980014, 1980015, 1980016, 1980017, 1980018, 1980019, 1980020, 1980021, 1980022, 1980023, 1980024, 1980025, 1980026, 1980027, 1980028