979510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2020

約数の個数: 24

約数和(自身を含む): 2052000

約数和(自身を除く): 1072490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1999, 3998, 9995, 13993, 19990, 27986, 69965, 97951, 139930, 195902, 489755, 979510]

約数ペア:

[(1, 979510), (2, 489755), (5, 195902), (7, 139930), (10, 97951), (14, 69965), (35, 27986), (49, 19990), (70, 13993), (98, 9995), (245, 3998), (490, 1999)]