1380451310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19720733}}^1$

素因数の和:19720747

約数の個数: 16

約数和(自身を含む): 2839785696

約数和(自身を除く): 1459334386

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 19720733, 39441466, 98603665, 138045131, 197207330, 276090262, 690225655, 1380451310]

約数ペア:

[(1, 1380451310), (2, 690225655), (5, 276090262), (7, 197207330), (10, 138045131), (14, 98603665), (35, 39441466), (70, 19720733)]