10719890

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2621}}^1$

素因数の和:3037

約数の個数: 16

約数和(自身を含む): 19350360

約数和(自身を除く): 8630470

約数列:

[1, 2, 5, 10, 409, 818, 2045, 2621, 4090, 5242, 13105, 26210, 1071989, 2143978, 5359945, 10719890]

約数ペア:

[(1, 10719890), (2, 5359945), (5, 2143978), (10, 1071989), (409, 26210), (818, 13105), (2045, 5242), (2621, 4090)]