84168880

素因数分解:

$2^4\times 5^1\times {\mathrm{1052111}}^1$

素因数の和:1052124

約数の個数: 20

約数和(自身を含む): 195692832

約数和(自身を除く): 111523952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1052111, 2104222, 4208444, 5260555, 8416888, 10521110, 16833776, 21042220, 42084440, 84168880]

約数ペア:

[(1, 84168880), (2, 42084440), (4, 21042220), (5, 16833776), (8, 10521110), (10, 8416888), (16, 5260555), (20, 4208444), (40, 2104222), (80, 1052111)]