56469160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128339}}^1$

素因数の和:128361

約数の個数: 32

約数和(自身を含む): 138607200

約数和(自身を除く): 82138040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128339, 256678, 513356, 641695, 1026712, 1283390, 1411729, 2566780, 2823458, 5133560, 5646916, 7058645, 11293832, 14117290, 28234580, 56469160]

約数ペア:

[(1, 56469160), (2, 28234580), (4, 14117290), (5, 11293832), (8, 7058645), (10, 5646916), (11, 5133560), (20, 2823458), (22, 2566780), (40, 1411729), (44, 1283390), (55, 1026712), (88, 641695), (110, 513356), (220, 256678), (440, 128339)]