17966240

素因数分解:

$2^5\times 5^1\times {\mathrm{112289}}^1$

素因数の和:112304

約数の個数: 24

約数和(自身を含む): 42445620

約数和(自身を除く): 24479380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 112289, 224578, 449156, 561445, 898312, 1122890, 1796624, 2245780, 3593248, 4491560, 8983120, 17966240]

約数ペア:

[(1, 17966240), (2, 8983120), (4, 4491560), (5, 3593248), (8, 2245780), (10, 1796624), (16, 1122890), (20, 898312), (32, 561445), (40, 449156), (80, 224578), (160, 112289)]