12758860

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1777}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 26883360

約数和(自身を除く): 14124500

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1777, 1795, 3554, 3590, 7108, 7180, 8885, 17770, 35540, 637943, 1275886, 2551772, 3189715, 6379430, 12758860]

約数ペア:

[(1, 12758860), (2, 6379430), (4, 3189715), (5, 2551772), (10, 1275886), (20, 637943), (359, 35540), (718, 17770), (1436, 8885), (1777, 7180), (1795, 7108), (3554, 3590)]