210701480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1987}}^1$

素因数の和:2250

約数の個数: 64

約数和(自身を含む): 519583680

約数和(自身を除く): 308882200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 241, 440, 482, 964, 1205, 1928, 1987, 2410, 2651, 3974, 4820, 5302, 7948, 9640, 9935, 10604, 13255, 15896, 19870, 21208, 21857, 26510, 39740, 43714, 53020, 79480, 87428, 106040, 109285, 174856, 218570, 437140, 478867, 874280, 957734, 1915468, 2394335, 3830936, 4788670, 5267537, 9577340, 10535074, 19154680, 21070148, 26337685, 42140296, 52675370, 105350740, 210701480]

約数ペア:

[(1, 210701480), (2, 105350740), (4, 52675370), (5, 42140296), (8, 26337685), (10, 21070148), (11, 19154680), (20, 10535074), (22, 9577340), (40, 5267537), (44, 4788670), (55, 3830936), (88, 2394335), (110, 1915468), (220, 957734), (241, 874280), (440, 478867), (482, 437140), (964, 218570), (1205, 174856), (1928, 109285), (1987, 106040), (2410, 87428), (2651, 79480), (3974, 53020), (4820, 43714), (5302, 39740), (7948, 26510), (9640, 21857), (9935, 21208), (10604, 19870), (13255, 15896)]