87771260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{230977}}^1$

素因数の和:231005

約数の個数: 24

約数和(自身を含む): 194021520

約数和(自身を除く): 106250260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 230977, 461954, 923908, 1154885, 2309770, 4388563, 4619540, 8777126, 17554252, 21942815, 43885630, 87771260]

約数ペア:

[(1, 87771260), (2, 43885630), (4, 21942815), (5, 17554252), (10, 8777126), (19, 4619540), (20, 4388563), (38, 2309770), (76, 1154885), (95, 923908), (190, 461954), (380, 230977)]