31871240

素因数分解:

$2^3\times 5^1\times {\mathrm{796781}}^1$

素因数の和:796792

約数の個数: 16

約数和(自身を含む): 71710380

約数和(自身を除く): 39839140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 796781, 1593562, 3187124, 3983905, 6374248, 7967810, 15935620, 31871240]

約数ペア:

[(1, 31871240), (2, 15935620), (4, 7967810), (5, 6374248), (8, 3983905), (10, 3187124), (20, 1593562), (40, 796781)]