5821640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 14541120

約数和(自身を除く): 8719480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 131, 202, 220, 262, 404, 440, 505, 524, 655, 808, 1010, 1048, 1111, 1310, 1441, 2020, 2222, 2620, 2882, 4040, 4444, 5240, 5555, 5764, 7205, 8888, 11110, 11528, 13231, 14410, 22220, 26462, 28820, 44440, 52924, 57640, 66155, 105848, 132310, 145541, 264620, 291082, 529240, 582164, 727705, 1164328, 1455410, 2910820, 5821640]

約数ペア:

[(1, 5821640), (2, 2910820), (4, 1455410), (5, 1164328), (8, 727705), (10, 582164), (11, 529240), (20, 291082), (22, 264620), (40, 145541), (44, 132310), (55, 105848), (88, 66155), (101, 57640), (110, 52924), (131, 44440), (202, 28820), (220, 26462), (262, 22220), (404, 14410), (440, 13231), (505, 11528), (524, 11110), (655, 8888), (808, 7205), (1010, 5764), (1048, 5555), (1111, 5240), (1310, 4444), (1441, 4040), (2020, 2882), (2222, 2620)]