13248080

素因数分解:

$2^4\times 5^1\times {\mathrm{165601}}^1$

素因数の和:165614

約数の個数: 20

約数和(自身を含む): 30801972

約数和(自身を除く): 17553892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165601, 331202, 662404, 828005, 1324808, 1656010, 2649616, 3312020, 6624040, 13248080]

約数ペア:

[(1, 13248080), (2, 6624040), (4, 3312020), (5, 2649616), (8, 1656010), (10, 1324808), (16, 828005), (20, 662404), (40, 331202), (80, 165601)]