84741680

素因数分解:

$2^4\times 5^1\times {\mathrm{1059271}}^1$

素因数の和:1059284

約数の個数: 20

約数和(自身を含む): 197024592

約数和(自身を除く): 112282912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1059271, 2118542, 4237084, 5296355, 8474168, 10592710, 16948336, 21185420, 42370840, 84741680]

約数ペア:

[(1, 84741680), (2, 42370840), (4, 21185420), (5, 16948336), (8, 10592710), (10, 8474168), (16, 5296355), (20, 4237084), (40, 2118542), (80, 1059271)]