8404319810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20498341}}^1$

素因数の和:20498389

約数の個数: 16

約数和(自身を含む): 15496746552

約数和(自身を除く): 7092426742

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 20498341, 40996682, 102491705, 204983410, 840431981, 1680863962, 4202159905, 8404319810]

約数ペア:

[(1, 8404319810), (2, 4202159905), (5, 1680863962), (10, 840431981), (41, 204983410), (82, 102491705), (205, 40996682), (410, 20498341)]