Răspuns :
cmmdc(1210 , 2620) =2·5 = 10
1210 = 2·5·11·11
2620 = 2²·5·131
cmmmc (1210,2620) = 2²·5·11²·131 = 317020
c.m.m.d.c. = 2 × 5 = 10
1210 = 2 × 5 × 11 × 11
2620 = 2² × 5 × 131
c.m.m.m.c. = 2² × 5² × 11² × 131 = 317020
1210 = 2 × 5 × 11 × 11
2620 = 2² × 5 × 131
c.m.m.m.c. = 2² × 5² × 11² × 131 = 317020