28158160

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{919}}^1$

素因数の和:1315

約数の個数: 40

約数和(自身を含む): 65710080

約数和(自身を除く): 37551920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 919, 1532, 1838, 1915, 3064, 3676, 3830, 4595, 6128, 7352, 7660, 9190, 14704, 15320, 18380, 30640, 36760, 73520, 351977, 703954, 1407908, 1759885, 2815816, 3519770, 5631632, 7039540, 14079080, 28158160]

約数ペア:

[(1, 28158160), (2, 14079080), (4, 7039540), (5, 5631632), (8, 3519770), (10, 2815816), (16, 1759885), (20, 1407908), (40, 703954), (80, 351977), (383, 73520), (766, 36760), (919, 30640), (1532, 18380), (1838, 15320), (1915, 14704), (3064, 9190), (3676, 7660), (3830, 7352), (4595, 6128)]