4080459985

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1309939}}^1$

素因数の和:1310040

約数の個数: 16

約数和(自身を含む): 5658940800

約数和(自身を除く): 1578480815

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 1309939, 6549695, 9169573, 45847865, 116584571, 582922855, 816091997, 4080459985]

約数ペア:

[(1, 4080459985), (5, 816091997), (7, 582922855), (35, 116584571), (89, 45847865), (445, 9169573), (623, 6549695), (3115, 1309939)]