202570280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{460387}}^1$

素因数の和:460409

約数の個数: 32

約数和(自身を含む): 497219040

約数和(自身を除く): 294648760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 460387, 920774, 1841548, 2301935, 3683096, 4603870, 5064257, 9207740, 10128514, 18415480, 20257028, 25321285, 40514056, 50642570, 101285140, 202570280]

約数ペア:

[(1, 202570280), (2, 101285140), (4, 50642570), (5, 40514056), (8, 25321285), (10, 20257028), (11, 18415480), (20, 10128514), (22, 9207740), (40, 5064257), (44, 4603870), (55, 3683096), (88, 2301935), (110, 1841548), (220, 920774), (440, 460387)]