29918690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{42139}}^1$

素因数の和:42217

約数の個数: 16

約数和(自身を含む): 54613440

約数和(自身を除く): 24694750

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 42139, 84278, 210695, 421390, 2991869, 5983738, 14959345, 29918690]

約数ペア:

[(1, 29918690), (2, 14959345), (5, 5983738), (10, 2991869), (71, 421390), (142, 210695), (355, 84278), (710, 42139)]