209987360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{119311}}^1$

素因数の和:119337

約数の個数: 48

約数和(自身を含む): 541199232

約数和(自身を除く): 331211872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 119311, 238622, 477244, 596555, 954488, 1193110, 1312421, 1908976, 2386220, 2624842, 3817952, 4772440, 5249684, 6562105, 9544880, 10499368, 13124210, 19089760, 20998736, 26248420, 41997472, 52496840, 104993680, 209987360]

約数ペア:

[(1, 209987360), (2, 104993680), (4, 52496840), (5, 41997472), (8, 26248420), (10, 20998736), (11, 19089760), (16, 13124210), (20, 10499368), (22, 9544880), (32, 6562105), (40, 5249684), (44, 4772440), (55, 3817952), (80, 2624842), (88, 2386220), (110, 1908976), (160, 1312421), (176, 1193110), (220, 954488), (352, 596555), (440, 477244), (880, 238622), (1760, 119311)]