4067920

素因数分解:

$2^4\times 5^1\times {\mathrm{50849}}^1$

素因数の和:50862

約数の個数: 20

約数和(自身を含む): 9458100

約数和(自身を除く): 5390180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50849, 101698, 203396, 254245, 406792, 508490, 813584, 1016980, 2033960, 4067920]

約数ペア:

[(1, 4067920), (2, 2033960), (4, 1016980), (5, 813584), (8, 508490), (10, 406792), (16, 254245), (20, 203396), (40, 101698), (80, 50849)]