86221180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39551}}^1$

素因数の和:39669

約数の個数: 24

約数和(自身を含む): 182730240

約数和(自身を除く): 96509060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 39551, 79102, 158204, 197755, 395510, 791020, 4311059, 8622118, 17244236, 21555295, 43110590, 86221180]

約数ペア:

[(1, 86221180), (2, 43110590), (4, 21555295), (5, 17244236), (10, 8622118), (20, 4311059), (109, 791020), (218, 395510), (436, 197755), (545, 158204), (1090, 79102), (2180, 39551)]