28177943420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7151}}^1\times {\mathrm{17911}}^1$

素因数の和:25082

約数の個数: 48

約数和(自身を含む): 64565738496

約数和(自身を除く): 36387795076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 7151, 14302, 17911, 28604, 35755, 35822, 71510, 71644, 78661, 89555, 143020, 157322, 179110, 197021, 314644, 358220, 393305, 394042, 786610, 788084, 985105, 1573220, 1970210, 3940420, 128081561, 256163122, 512326244, 640407805, 1280815610, 1408897171, 2561631220, 2817794342, 5635588684, 7044485855, 14088971710, 28177943420]

約数ペア:

[(1, 28177943420), (2, 14088971710), (4, 7044485855), (5, 5635588684), (10, 2817794342), (11, 2561631220), (20, 1408897171), (22, 1280815610), (44, 640407805), (55, 512326244), (110, 256163122), (220, 128081561), (7151, 3940420), (14302, 1970210), (17911, 1573220), (28604, 985105), (35755, 788084), (35822, 786610), (71510, 394042), (71644, 393305), (78661, 358220), (89555, 314644), (143020, 197021), (157322, 179110)]