142936780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1020977}}^1$

素因数の和:1020993

約数の個数: 24

約数和(自身を含む): 343048608

約数和(自身を除く): 200111828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1020977, 2041954, 4083908, 5104885, 7146839, 10209770, 14293678, 20419540, 28587356, 35734195, 71468390, 142936780]

約数ペア:

[(1, 142936780), (2, 71468390), (4, 35734195), (5, 28587356), (7, 20419540), (10, 14293678), (14, 10209770), (20, 7146839), (28, 5104885), (35, 4083908), (70, 2041954), (140, 1020977)]