202118630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{412487}}^1$

素因数の和:412508

約数の個数: 24

約数和(自身を含む): 423212688

約数和(自身を除く): 221094058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 412487, 824974, 2062435, 2887409, 4124870, 5774818, 14437045, 20211863, 28874090, 40423726, 101059315, 202118630]

約数ペア:

[(1, 202118630), (2, 101059315), (5, 40423726), (7, 28874090), (10, 20211863), (14, 14437045), (35, 5774818), (49, 4124870), (70, 2887409), (98, 2062435), (245, 824974), (490, 412487)]