1386173860

素因数分解:

$2^2\times 5^1\times {\mathrm{7121}}^1\times {\mathrm{9733}}^1$

素因数の和:16863

約数の個数: 24

約数和(自身を含む): 2911673016

約数和(自身を除く): 1525499156

約数列:

[1, 2, 4, 5, 10, 20, 7121, 9733, 14242, 19466, 28484, 35605, 38932, 48665, 71210, 97330, 142420, 194660, 69308693, 138617386, 277234772, 346543465, 693086930, 1386173860]

約数ペア:

[(1, 1386173860), (2, 693086930), (4, 346543465), (5, 277234772), (10, 138617386), (20, 69308693), (7121, 194660), (9733, 142420), (14242, 97330), (19466, 71210), (28484, 48665), (35605, 38932)]