828620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3209

約数の個数: 24

約数和(自身を含む): 1874544

約数和(自身を除く): 1045924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3187, 6374, 12748, 15935, 31870, 41431, 63740, 82862, 165724, 207155, 414310, 828620]

約数ペア:

[(1, 828620), (2, 414310), (4, 207155), (5, 165724), (10, 82862), (13, 63740), (20, 41431), (26, 31870), (52, 15935), (65, 12748), (130, 6374), (260, 3187)]