335616080

素因数分解:

$2^4\times 5^1\times {\mathrm{4195201}}^1$

素因数の和:4195214

約数の個数: 20

約数和(自身を含む): 780307572

約数和(自身を除く): 444691492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4195201, 8390402, 16780804, 20976005, 33561608, 41952010, 67123216, 83904020, 167808040, 335616080]

約数ペア:

[(1, 335616080), (2, 167808040), (4, 83904020), (5, 67123216), (8, 41952010), (10, 33561608), (16, 20976005), (20, 16780804), (40, 8390402), (80, 4195201)]