886220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 1889664

約数和(自身を除く): 1003444

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 607, 730, 1214, 1460, 2428, 3035, 6070, 12140, 44311, 88622, 177244, 221555, 443110, 886220]

約数ペア:

[(1, 886220), (2, 443110), (4, 221555), (5, 177244), (10, 88622), (20, 44311), (73, 12140), (146, 6070), (292, 3035), (365, 2428), (607, 1460), (730, 1214)]