16430660

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7537}}^1$

素因数の和:7655

約数の個数: 24

約数和(自身を含む): 34825560

約数和(自身を除く): 18394900

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7537, 15074, 30148, 37685, 75370, 150740, 821533, 1643066, 3286132, 4107665, 8215330, 16430660]

約数ペア:

[(1, 16430660), (2, 8215330), (4, 4107665), (5, 3286132), (10, 1643066), (20, 821533), (109, 150740), (218, 75370), (436, 37685), (545, 30148), (1090, 15074), (2180, 7537)]