138247520

素因数分解:

$2^5\times 5^1\times {\mathrm{864047}}^1$

素因数の和:864062

約数の個数: 24

約数和(自身を含む): 326610144

約数和(自身を除く): 188362624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 864047, 1728094, 3456188, 4320235, 6912376, 8640470, 13824752, 17280940, 27649504, 34561880, 69123760, 138247520]

約数ペア:

[(1, 138247520), (2, 69123760), (4, 34561880), (5, 27649504), (8, 17280940), (10, 13824752), (16, 8640470), (20, 6912376), (32, 4320235), (40, 3456188), (80, 1728094), (160, 864047)]