201912680

素因数分解:

$2^3\times 5^1\times {\mathrm{5047817}}^1$

素因数の和:5047828

約数の個数: 16

約数和(自身を含む): 454303620

約数和(自身を除く): 252390940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5047817, 10095634, 20191268, 25239085, 40382536, 50478170, 100956340, 201912680]

約数ペア:

[(1, 201912680), (2, 100956340), (4, 50478170), (5, 40382536), (8, 25239085), (10, 20191268), (20, 10095634), (40, 5047817)]