220009510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{448999}}^1$

素因数の和:449020

約数の個数: 24

約数和(自身を含む): 460674000

約数和(自身を除く): 240664490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 448999, 897998, 2244995, 3142993, 4489990, 6285986, 15714965, 22000951, 31429930, 44001902, 110004755, 220009510]

約数ペア:

[(1, 220009510), (2, 110004755), (5, 44001902), (7, 31429930), (10, 22000951), (14, 15714965), (35, 6285986), (49, 4489990), (70, 3142993), (98, 2244995), (245, 897998), (490, 448999)]