2016040820

素因数分解:

$2^2\times 5^1\times {\mathrm{100802041}}^1$

素因数の和:100802050

約数の個数: 12

約数和(自身を含む): 4233685764

約数和(自身を除く): 2217644944

約数列:

[1, 2, 4, 5, 10, 20, 100802041, 201604082, 403208164, 504010205, 1008020410, 2016040820]

約数ペア:

[(1, 2016040820), (2, 1008020410), (4, 504010205), (5, 403208164), (10, 201604082), (20, 100802041)]