12368840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28111}}^1$

素因数の和:28133

約数の個数: 32

約数和(自身を含む): 30360960

約数和(自身を除く): 17992120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28111, 56222, 112444, 140555, 224888, 281110, 309221, 562220, 618442, 1124440, 1236884, 1546105, 2473768, 3092210, 6184420, 12368840]

約数ペア:

[(1, 12368840), (2, 6184420), (4, 3092210), (5, 2473768), (8, 1546105), (10, 1236884), (11, 1124440), (20, 618442), (22, 562220), (40, 309221), (44, 281110), (55, 224888), (88, 140555), (110, 112444), (220, 56222), (440, 28111)]