551920

素因数分解:

$2^4\times 5^1\times {\mathrm{6899}}^1$

素因数の和:6912

約数の個数: 20

約数和(自身を含む): 1283400

約数和(自身を除く): 731480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6899, 13798, 27596, 34495, 55192, 68990, 110384, 137980, 275960, 551920]

約数ペア:

[(1, 551920), (2, 275960), (4, 137980), (5, 110384), (8, 68990), (10, 55192), (16, 34495), (20, 27596), (40, 13798), (80, 6899)]