79572280

素因数分解:

$2^3\times 5^1\times {\mathrm{1989307}}^1$

素因数の和:1989318

約数の個数: 16

約数和(自身を含む): 179037720

約数和(自身を除く): 99465440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1989307, 3978614, 7957228, 9946535, 15914456, 19893070, 39786140, 79572280]

約数ペア:

[(1, 79572280), (2, 39786140), (4, 19893070), (5, 15914456), (8, 9946535), (10, 7957228), (20, 3978614), (40, 1989307)]