12739510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{25999}}^1$

素因数の和:26020

約数の個数: 24

約数和(自身を含む): 26676000

約数和(自身を除く): 13936490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 25999, 51998, 129995, 181993, 259990, 363986, 909965, 1273951, 1819930, 2547902, 6369755, 12739510]

約数ペア:

[(1, 12739510), (2, 6369755), (5, 2547902), (7, 1819930), (10, 1273951), (14, 909965), (35, 363986), (49, 259990), (70, 181993), (98, 129995), (245, 51998), (490, 25999)]