56680360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128819}}^1$

素因数の和:128841

約数の個数: 32

約数和(自身を含む): 139125600

約数和(自身を除く): 82445240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128819, 257638, 515276, 644095, 1030552, 1288190, 1417009, 2576380, 2834018, 5152760, 5668036, 7085045, 11336072, 14170090, 28340180, 56680360]

約数ペア:

[(1, 56680360), (2, 28340180), (4, 14170090), (5, 11336072), (8, 7085045), (10, 5668036), (11, 5152760), (20, 2834018), (22, 2576380), (40, 1417009), (44, 1288190), (55, 1030552), (88, 644095), (110, 515276), (220, 257638), (440, 128819)]