87855080

素因数分解:

$2^3\times 5^1\times {\mathrm{2196377}}^1$

素因数の和:2196388

約数の個数: 16

約数和(自身を含む): 197674020

約数和(自身を除く): 109818940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2196377, 4392754, 8785508, 10981885, 17571016, 21963770, 43927540, 87855080]

約数ペア:

[(1, 87855080), (2, 43927540), (4, 21963770), (5, 17571016), (8, 10981885), (10, 8785508), (20, 4392754), (40, 2196377)]