2440830160

素因数分解:

$2^4\times 5^1\times {\mathrm{30510377}}^1$

素因数の和:30510390

約数の個数: 20

約数和(自身を含む): 5674930308

約数和(自身を除く): 3234100148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 30510377, 61020754, 122041508, 152551885, 244083016, 305103770, 488166032, 610207540, 1220415080, 2440830160]

約数ペア:

[(1, 2440830160), (2, 1220415080), (4, 610207540), (5, 488166032), (8, 305103770), (10, 244083016), (16, 152551885), (20, 122041508), (40, 61020754), (80, 30510377)]