2089156780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1\times {\mathrm{5231}}^1$

素因数の和:6310

約数の個数: 48

約数和(自身を含む): 4623413760

約数和(自身を除く): 2534256980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1051, 2102, 4204, 5231, 5255, 10462, 10510, 19969, 20924, 21020, 26155, 39938, 52310, 79876, 99389, 99845, 104620, 198778, 199690, 397556, 399380, 496945, 993890, 1987780, 5497781, 10995562, 21991124, 27488905, 54977810, 104457839, 109955620, 208915678, 417831356, 522289195, 1044578390, 2089156780]

約数ペア:

[(1, 2089156780), (2, 1044578390), (4, 522289195), (5, 417831356), (10, 208915678), (19, 109955620), (20, 104457839), (38, 54977810), (76, 27488905), (95, 21991124), (190, 10995562), (380, 5497781), (1051, 1987780), (2102, 993890), (4204, 496945), (5231, 399380), (5255, 397556), (10462, 199690), (10510, 198778), (19969, 104620), (20924, 99845), (21020, 99389), (26155, 79876), (39938, 52310)]