20160080

素因数分解:

$2^4\times 5^1\times {\mathrm{252001}}^1$

素因数の和:252014

約数の個数: 20

約数和(自身を含む): 46872372

約数和(自身を除く): 26712292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252001, 504002, 1008004, 1260005, 2016008, 2520010, 4032016, 5040020, 10080040, 20160080]

約数ペア:

[(1, 20160080), (2, 10080040), (4, 5040020), (5, 4032016), (8, 2520010), (10, 2016008), (16, 1260005), (20, 1008004), (40, 504002), (80, 252001)]