254785090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{18859}}^1$

素因数の和:19066

約数の個数: 32

約数和(自身を含む): 526872960

約数和(自身を除く): 272087870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1930, 2702, 6755, 13510, 18859, 37718, 94295, 132013, 188590, 264026, 660065, 1320130, 3639787, 7279574, 18198935, 25478509, 36397870, 50957018, 127392545, 254785090]

約数ペア:

[(1, 254785090), (2, 127392545), (5, 50957018), (7, 36397870), (10, 25478509), (14, 18198935), (35, 7279574), (70, 3639787), (193, 1320130), (386, 660065), (965, 264026), (1351, 188590), (1930, 132013), (2702, 94295), (6755, 37718), (13510, 18859)]