77280392

素因数分解:

$2^3\times 7^1\times {\mathrm{1380007}}^1$

素因数の和:1380020

約数の個数: 16

約数和(自身を含む): 165600960

約数和(自身を除く): 88320568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1380007, 2760014, 5520028, 9660049, 11040056, 19320098, 38640196, 77280392]

約数ペア:

[(1, 77280392), (2, 38640196), (4, 19320098), (7, 11040056), (8, 9660049), (14, 5520028), (28, 2760014), (56, 1380007)]