339688640

素因数分解:

$2^6\times 5^1\times {\mathrm{1061527}}^1$

素因数の和:1061544

約数の個数: 28

約数和(自身を含む): 808884336

約数和(自身を除く): 469195696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1061527, 2123054, 4246108, 5307635, 8492216, 10615270, 16984432, 21230540, 33968864, 42461080, 67937728, 84922160, 169844320, 339688640]

約数ペア:

[(1, 339688640), (2, 169844320), (4, 84922160), (5, 67937728), (8, 42461080), (10, 33968864), (16, 21230540), (20, 16984432), (32, 10615270), (40, 8492216), (64, 5307635), (80, 4246108), (160, 2123054), (320, 1061527)]