2938690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4139}}^1$

素因数の和:4217

約数の個数: 16

約数和(自身を含む): 5365440

約数和(自身を除く): 2426750

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 4139, 8278, 20695, 41390, 293869, 587738, 1469345, 2938690]

約数ペア:

[(1, 2938690), (2, 1469345), (5, 587738), (10, 293869), (71, 41390), (142, 20695), (355, 8278), (710, 4139)]