20879110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{787}}^1$

素因数の和:1180

約数の個数: 32

約数和(自身を含む): 43119360

約数和(自身を除く): 22240250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 379, 758, 787, 1574, 1895, 2653, 3790, 3935, 5306, 5509, 7870, 11018, 13265, 26530, 27545, 55090, 298273, 596546, 1491365, 2087911, 2982730, 4175822, 10439555, 20879110]

約数ペア:

[(1, 20879110), (2, 10439555), (5, 4175822), (7, 2982730), (10, 2087911), (14, 1491365), (35, 596546), (70, 298273), (379, 55090), (758, 27545), (787, 26530), (1574, 13265), (1895, 11018), (2653, 7870), (3790, 5509), (3935, 5306)]