2149477610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4386689}}^1$

素因数の和:4386710

約数の個数: 24

約数和(自身を含む): 4500743940

約数和(自身を除く): 2351266330

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4386689, 8773378, 21933445, 30706823, 43866890, 61413646, 153534115, 214947761, 307068230, 429895522, 1074738805, 2149477610]

約数ペア:

[(1, 2149477610), (2, 1074738805), (5, 429895522), (7, 307068230), (10, 214947761), (14, 153534115), (35, 61413646), (49, 43866890), (70, 30706823), (98, 21933445), (245, 8773378), (490, 4386689)]