20194288480

素因数分解:

$2^5\times 5^1\times {\mathrm{126214303}}^1$

素因数の和:126214318

約数の個数: 24

約数和(自身を含む): 47709006912

約数和(自身を除く): 27514718432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126214303, 252428606, 504857212, 631071515, 1009714424, 1262143030, 2019428848, 2524286060, 4038857696, 5048572120, 10097144240, 20194288480]

約数ペア:

[(1, 20194288480), (2, 10097144240), (4, 5048572120), (5, 4038857696), (8, 2524286060), (10, 2019428848), (16, 1262143030), (20, 1009714424), (32, 631071515), (40, 504857212), (80, 252428606), (160, 126214303)]