338978890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1\times {\mathrm{1061}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 625781376

約数和(自身を除く): 286802486

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 743, 1061, 1486, 2122, 3715, 5305, 7430, 10610, 31949, 45623, 63898, 91246, 159745, 228115, 319490, 456230, 788323, 1576646, 3941615, 7883230, 33897889, 67795778, 169489445, 338978890]

約数ペア:

[(1, 338978890), (2, 169489445), (5, 67795778), (10, 33897889), (43, 7883230), (86, 3941615), (215, 1576646), (430, 788323), (743, 456230), (1061, 319490), (1486, 228115), (2122, 159745), (3715, 91246), (5305, 63898), (7430, 45623), (10610, 31949)]