1591480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3617}}^1$

素因数の和:3639

約数の個数: 32

約数和(自身を含む): 3907440

約数和(自身を除く): 2315960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3617, 7234, 14468, 18085, 28936, 36170, 39787, 72340, 79574, 144680, 159148, 198935, 318296, 397870, 795740, 1591480]

約数ペア:

[(1, 1591480), (2, 795740), (4, 397870), (5, 318296), (8, 198935), (10, 159148), (11, 144680), (20, 79574), (22, 72340), (40, 39787), (44, 36170), (55, 28936), (88, 18085), (110, 14468), (220, 7234), (440, 3617)]