219367520

素因数分解:

$2^5\times 5^1\times {\mathrm{1371047}}^1$

素因数の和:1371062

約数の個数: 24

約数和(自身を含む): 518256144

約数和(自身を除く): 298888624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1371047, 2742094, 5484188, 6855235, 10968376, 13710470, 21936752, 27420940, 43873504, 54841880, 109683760, 219367520]

約数ペア:

[(1, 219367520), (2, 109683760), (4, 54841880), (5, 43873504), (8, 27420940), (10, 21936752), (16, 13710470), (20, 10968376), (32, 6855235), (40, 5484188), (80, 2742094), (160, 1371047)]