82040240

素因数分解:

$2^4\times 5^1\times {\mathrm{1025503}}^1$

素因数の和:1025516

約数の個数: 20

約数和(自身を含む): 190743744

約数和(自身を除く): 108703504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1025503, 2051006, 4102012, 5127515, 8204024, 10255030, 16408048, 20510060, 41020120, 82040240]

約数ペア:

[(1, 82040240), (2, 41020120), (4, 20510060), (5, 16408048), (8, 10255030), (10, 8204024), (16, 5127515), (20, 4102012), (40, 2051006), (80, 1025503)]