39440288

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{28663}}^1$

素因数の和:28716

約数の個数: 24

約数和(自身を含む): 79456608

約数和(自身を除く): 40016320

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 28663, 57326, 114652, 229304, 458608, 917216, 1232509, 2465018, 4930036, 9860072, 19720144, 39440288]

約数ペア:

[(1, 39440288), (2, 19720144), (4, 9860072), (8, 4930036), (16, 2465018), (32, 1232509), (43, 917216), (86, 458608), (172, 229304), (344, 114652), (688, 57326), (1376, 28663)]