489760130

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{689803}}^1$

素因数の和:689881

約数の個数: 16

約数和(自身を含む): 893985984

約数和(自身を除く): 404225854

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 689803, 1379606, 3449015, 6898030, 48976013, 97952026, 244880065, 489760130]

約数ペア:

[(1, 489760130), (2, 244880065), (5, 97952026), (10, 48976013), (71, 6898030), (142, 3449015), (355, 1379606), (710, 689803)]