839710

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 16

約数和(自身を含む): 1525392

約数和(自身を除く): 685682

約数列:

[1, 2, 5, 10, 131, 262, 641, 655, 1282, 1310, 3205, 6410, 83971, 167942, 419855, 839710]

約数ペア:

[(1, 839710), (2, 419855), (5, 167942), (10, 83971), (131, 6410), (262, 3205), (641, 1310), (655, 1282)]