489290110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{689141}}^1$

素因数の和:689219

約数の個数: 16

約数和(自身を含む): 893128032

約数和(自身を除く): 403837922

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 689141, 1378282, 3445705, 6891410, 48929011, 97858022, 244645055, 489290110]

約数ペア:

[(1, 489290110), (2, 244645055), (5, 97858022), (10, 48929011), (71, 6891410), (142, 3445705), (355, 1378282), (710, 689141)]