20288620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92221}}^1$

素因数の和:92241

約数の個数: 24

約数和(自身を含む): 46479888

約数和(自身を除く): 26191268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92221, 184442, 368884, 461105, 922210, 1014431, 1844420, 2028862, 4057724, 5072155, 10144310, 20288620]

約数ペア:

[(1, 20288620), (2, 10144310), (4, 5072155), (5, 4057724), (10, 2028862), (11, 1844420), (20, 1014431), (22, 922210), (44, 461105), (55, 368884), (110, 184442), (220, 92221)]