20019230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25999}}^1$

素因数の和:26024

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 24908770

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25999, 51998, 129995, 181993, 259990, 285989, 363986, 571978, 909965, 1429945, 1819930, 2001923, 2859890, 4003846, 10009615, 20019230]

約数ペア:

[(1, 20019230), (2, 10009615), (5, 4003846), (7, 2859890), (10, 2001923), (11, 1819930), (14, 1429945), (22, 909965), (35, 571978), (55, 363986), (70, 285989), (77, 259990), (110, 181993), (154, 129995), (385, 51998), (770, 25999)]