2500610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 5201280

約数和(自身を除く): 2700670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 257, 278, 514, 695, 973, 1285, 1390, 1799, 1946, 2570, 3598, 4865, 8995, 9730, 17990, 35723, 71446, 178615, 250061, 357230, 500122, 1250305, 2500610]

約数ペア:

[(1, 2500610), (2, 1250305), (5, 500122), (7, 357230), (10, 250061), (14, 178615), (35, 71446), (70, 35723), (139, 17990), (257, 9730), (278, 8995), (514, 4865), (695, 3598), (973, 2570), (1285, 1946), (1390, 1799)]