2020385

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 2542656

約数和(自身を除く): 522271

約数列:

[1, 5, 37, 67, 163, 185, 335, 815, 2479, 6031, 10921, 12395, 30155, 54605, 404077, 2020385]

約数ペア:

[(1, 2020385), (5, 404077), (37, 54605), (67, 30155), (163, 12395), (185, 10921), (335, 6031), (815, 2479)]