20174560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{18013}}^1$

素因数の和:18035

約数の個数: 48

約数和(自身を含む): 54474336

約数和(自身を除く): 34299776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 18013, 36026, 72052, 90065, 126091, 144104, 180130, 252182, 288208, 360260, 504364, 576416, 630455, 720520, 1008728, 1260910, 1441040, 2017456, 2521820, 2882080, 4034912, 5043640, 10087280, 20174560]

約数ペア:

[(1, 20174560), (2, 10087280), (4, 5043640), (5, 4034912), (7, 2882080), (8, 2521820), (10, 2017456), (14, 1441040), (16, 1260910), (20, 1008728), (28, 720520), (32, 630455), (35, 576416), (40, 504364), (56, 360260), (70, 288208), (80, 252182), (112, 180130), (140, 144104), (160, 126091), (224, 90065), (280, 72052), (560, 36026), (1120, 18013)]