2019978170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28856831}}^1$

素因数の和:28856845

約数の個数: 16

約数和(自身を含む): 4155383808

約数和(自身を除く): 2135405638

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28856831, 57713662, 144284155, 201997817, 288568310, 403995634, 1009989085, 2019978170]

約数ペア:

[(1, 2019978170), (2, 1009989085), (5, 403995634), (7, 288568310), (10, 201997817), (14, 144284155), (35, 57713662), (70, 28856831)]