713985520

素因数分解:

$2^4\times 5^1\times {\mathrm{8924819}}^1$

素因数の和:8924832

約数の個数: 20

約数和(自身を含む): 1660016520

約数和(自身を除く): 946031000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8924819, 17849638, 35699276, 44624095, 71398552, 89248190, 142797104, 178496380, 356992760, 713985520]

約数ペア:

[(1, 713985520), (2, 356992760), (4, 178496380), (5, 142797104), (8, 89248190), (10, 71398552), (16, 44624095), (20, 35699276), (40, 17849638), (80, 8924819)]