720207824

素因数分解:

$2^4\times 7^1\times {\mathrm{6430427}}^1$

素因数の和:6430442

約数の個数: 20

約数和(自身を含む): 1594746144

約数和(自身を除く): 874538320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 6430427, 12860854, 25721708, 45012989, 51443416, 90025978, 102886832, 180051956, 360103912, 720207824]

約数ペア:

[(1, 720207824), (2, 360103912), (4, 180051956), (7, 102886832), (8, 90025978), (14, 51443416), (16, 45012989), (28, 25721708), (56, 12860854), (112, 6430427)]