8798680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19997}}^1$

素因数の和:20019

約数の個数: 32

約数和(自身を含む): 21597840

約数和(自身を除く): 12799160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19997, 39994, 79988, 99985, 159976, 199970, 219967, 399940, 439934, 799880, 879868, 1099835, 1759736, 2199670, 4399340, 8798680]

約数ペア:

[(1, 8798680), (2, 4399340), (4, 2199670), (5, 1759736), (8, 1099835), (10, 879868), (11, 799880), (20, 439934), (22, 399940), (40, 219967), (44, 199970), (55, 159976), (88, 99985), (110, 79988), (220, 39994), (440, 19997)]