2120660.00000000

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3413}}^1$

素因数の和:3684

約数の個数: 32

約数和(自身を含む): 126836928

約数和(自身を除く): 65437058

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3413, 3598, 6826, 8995, 17065, 17990, 23891, 34130, 47782, 119455, 238910, 877141, 1754282, 4385705, 6139987, 8771410, 12279974, 30699935, 61399870]

約数ペア:

[(1, 61399870), (2, 30699935), (5, 12279974), (7, 8771410), (10, 6139987), (14, 4385705), (35, 1754282), (70, 877141), (257, 238910), (514, 119455), (1285, 47782), (1799, 34130), (2570, 23891), (3413, 17990), (3598, 17065), (6826, 8995)]