214939870

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 391910400

約数和(自身を除く): 176970530

約数列:

[1, 2, 5, 10, 139, 239, 278, 478, 647, 695, 1195, 1294, 1390, 2390, 3235, 6470, 33221, 66442, 89933, 154633, 166105, 179866, 309266, 332210, 449665, 773165, 899330, 1546330, 21493987, 42987974, 107469935, 214939870]

約数ペア:

[(1, 214939870), (2, 107469935), (5, 42987974), (10, 21493987), (139, 1546330), (239, 899330), (278, 773165), (478, 449665), (647, 332210), (695, 309266), (1195, 179866), (1294, 166105), (1390, 154633), (2390, 89933), (3235, 66442), (6470, 33221)]