13449940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4177}}^1$

素因数の和:4216

約数の個数: 48

約数和(自身を含む): 33691392

約数和(自身を除く): 20241452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4177, 8354, 16708, 20885, 29239, 41770, 58478, 83540, 96071, 116956, 146195, 192142, 292390, 384284, 480355, 584780, 672497, 960710, 1344994, 1921420, 2689988, 3362485, 6724970, 13449940]

約数ペア:

[(1, 13449940), (2, 6724970), (4, 3362485), (5, 2689988), (7, 1921420), (10, 1344994), (14, 960710), (20, 672497), (23, 584780), (28, 480355), (35, 384284), (46, 292390), (70, 192142), (92, 146195), (115, 116956), (140, 96071), (161, 83540), (230, 58478), (322, 41770), (460, 29239), (644, 20885), (805, 16708), (1610, 8354), (3220, 4177)]