2020008005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{55411}}^1$

素因数の和:55756

約数の個数: 16

約数和(自身を含む): 2537426304

約数和(自身を除く): 517418299

約数列:

[1, 5, 23, 115, 317, 1585, 7291, 36455, 55411, 277055, 1274453, 6372265, 17565287, 87826435, 404001601, 2020008005]

約数ペア:

[(1, 2020008005), (5, 404001601), (23, 87826435), (115, 17565287), (317, 6372265), (1585, 1274453), (7291, 277055), (36455, 55411)]