16870660

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2417}}^1$

素因数の和:2775

約数の個数: 24

約数和(自身を含む): 35544600

約数和(自身を除く): 18673940

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 2417, 3490, 4834, 6980, 9668, 12085, 24170, 48340, 843533, 1687066, 3374132, 4217665, 8435330, 16870660]

約数ペア:

[(1, 16870660), (2, 8435330), (4, 4217665), (5, 3374132), (10, 1687066), (20, 843533), (349, 48340), (698, 24170), (1396, 12085), (1745, 9668), (2417, 6980), (3490, 4834)]