17968040

素因数分解:

$2^3\times 5^1\times {\mathrm{449201}}^1$

素因数の和:449212

約数の個数: 16

約数和(自身を含む): 40428180

約数和(自身を除く): 22460140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449201, 898402, 1796804, 2246005, 3593608, 4492010, 8984020, 17968040]

約数ペア:

[(1, 17968040), (2, 8984020), (4, 4492010), (5, 3593608), (8, 2246005), (10, 1796804), (20, 898402), (40, 449201)]