67420780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{481577}}^1$

素因数の和:481593

約数の個数: 24

約数和(自身を含む): 161810208

約数和(自身を除く): 94389428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 481577, 963154, 1926308, 2407885, 3371039, 4815770, 6742078, 9631540, 13484156, 16855195, 33710390, 67420780]

約数ペア:

[(1, 67420780), (2, 33710390), (4, 16855195), (5, 13484156), (7, 9631540), (10, 6742078), (14, 4815770), (20, 3371039), (28, 2407885), (35, 1926308), (70, 963154), (140, 481577)]