8661620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39371}}^1$

素因数の和:39391

約数の個数: 24

約数和(自身を含む): 19843488

約数和(自身を除く): 11181868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 39371, 78742, 157484, 196855, 393710, 433081, 787420, 866162, 1732324, 2165405, 4330810, 8661620]

約数ペア:

[(1, 8661620), (2, 4330810), (4, 2165405), (5, 1732324), (10, 866162), (11, 787420), (20, 433081), (22, 393710), (44, 196855), (55, 157484), (110, 78742), (220, 39371)]