17820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1$

素因数の和:32

約数の個数: 60

約数和(自身を含む): 60984

約数和(自身を除く): 43164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 17820]

約数ペア:

[(1, 17820), (2, 8910), (3, 5940), (4, 4455), (5, 3564), (6, 2970), (9, 1980), (10, 1782), (11, 1620), (12, 1485), (15, 1188), (18, 990), (20, 891), (22, 810), (27, 660), (30, 594), (33, 540), (36, 495), (44, 405), (45, 396), (54, 330), (55, 324), (60, 297), (66, 270), (81, 220), (90, 198), (99, 180), (108, 165), (110, 162), (132, 135)]