1820795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 16

約数和(自身を含む): 2322432

約数和(自身を除く): 501637

約数列:

[1, 5, 23, 71, 115, 223, 355, 1115, 1633, 5129, 8165, 15833, 25645, 79165, 364159, 1820795]

約数ペア:

[(1, 1820795), (5, 364159), (23, 79165), (71, 25645), (115, 15833), (223, 8165), (355, 5129), (1115, 1633)]