509304620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{22921}}^1$

素因数の和:23042

約数の個数: 48

約数和(自身を含む): 1178374176

約数和(自身を除く): 669069556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 22220, 22921, 45842, 91684, 114605, 229210, 252131, 458420, 504262, 1008524, 1260655, 2315021, 2521310, 4630042, 5042620, 9260084, 11575105, 23150210, 25465231, 46300420, 50930462, 101860924, 127326155, 254652310, 509304620]

約数ペア:

[(1, 509304620), (2, 254652310), (4, 127326155), (5, 101860924), (10, 50930462), (11, 46300420), (20, 25465231), (22, 23150210), (44, 11575105), (55, 9260084), (101, 5042620), (110, 4630042), (202, 2521310), (220, 2315021), (404, 1260655), (505, 1008524), (1010, 504262), (1111, 458420), (2020, 252131), (2222, 229210), (4444, 114605), (5555, 91684), (11110, 45842), (22220, 22921)]