2103182840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4779961}}^1$

素因数の和:4779983

約数の個数: 32

約数和(自身を含む): 5162358960

約数和(自身を除く): 3059176120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4779961, 9559922, 19119844, 23899805, 38239688, 47799610, 52579571, 95599220, 105159142, 191198440, 210318284, 262897855, 420636568, 525795710, 1051591420, 2103182840]

約数ペア:

[(1, 2103182840), (2, 1051591420), (4, 525795710), (5, 420636568), (8, 262897855), (10, 210318284), (11, 191198440), (20, 105159142), (22, 95599220), (40, 52579571), (44, 47799610), (55, 38239688), (88, 23899805), (110, 19119844), (220, 9559922), (440, 4779961)]