2019860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4391}}^1$

素因数の和:4423

約数の個数: 24

約数和(自身を含む): 4427136

約数和(自身を除く): 2407276

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 4391, 8782, 17564, 21955, 43910, 87820, 100993, 201986, 403972, 504965, 1009930, 2019860]

約数ペア:

[(1, 2019860), (2, 1009930), (4, 504965), (5, 403972), (10, 201986), (20, 100993), (23, 87820), (46, 43910), (92, 21955), (115, 17564), (230, 8782), (460, 4391)]