20281270

素因数分解:

$2^1\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{1759}}^1$

素因数の和:2919

約数の個数: 16

約数和(自身を含む): 36558720

約数和(自身を除く): 16277450

約数列:

[1, 2, 5, 10, 1153, 1759, 2306, 3518, 5765, 8795, 11530, 17590, 2028127, 4056254, 10140635, 20281270]

約数ペア:

[(1, 20281270), (2, 10140635), (5, 4056254), (10, 2028127), (1153, 17590), (1759, 11530), (2306, 8795), (3518, 5765)]