16699120

素因数分解:

$2^4\times 5^1\times {\mathrm{208739}}^1$

素因数の和:208752

約数の個数: 20

約数和(自身を含む): 38825640

約数和(自身を除く): 22126520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 208739, 417478, 834956, 1043695, 1669912, 2087390, 3339824, 4174780, 8349560, 16699120]

約数ペア:

[(1, 16699120), (2, 8349560), (4, 4174780), (5, 3339824), (8, 2087390), (10, 1669912), (16, 1043695), (20, 834956), (40, 417478), (80, 208739)]