2028079870

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{315409}}^1$

素因数の和:316059

約数の個数: 16

約数和(自身を含む): 3656232720

約数和(自身を除く): 1628152850

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 315409, 630818, 1577045, 3154090, 202807987, 405615974, 1014039935, 2028079870]

約数ペア:

[(1, 2028079870), (2, 1014039935), (5, 405615974), (10, 202807987), (643, 3154090), (1286, 1577045), (3215, 630818), (6430, 315409)]