2789998270

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2007193}}^1$

素因数の和:2007339

約数の個数: 16

約数和(自身を含む): 5058128880

約数和(自身を除く): 2268130610

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 2007193, 4014386, 10035965, 20071930, 278999827, 557999654, 1394999135, 2789998270]

約数ペア:

[(1, 2789998270), (2, 1394999135), (5, 557999654), (10, 278999827), (139, 20071930), (278, 10035965), (695, 4014386), (1390, 2007193)]