20486410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41809}}^1$

素因数の和:41830

約数の個数: 24

約数和(自身を含む): 42897060

約数和(自身を除く): 22410650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41809, 83618, 209045, 292663, 418090, 585326, 1463315, 2048641, 2926630, 4097282, 10243205, 20486410]

約数ペア:

[(1, 20486410), (2, 10243205), (5, 4097282), (7, 2926630), (10, 2048641), (14, 1463315), (35, 585326), (49, 418090), (70, 292663), (98, 209045), (245, 83618), (490, 41809)]