1297760

素因数分解:

$2^5\times 5^1\times {\mathrm{8111}}^1$

素因数の和:8126

約数の個数: 24

約数和(自身を含む): 3066336

約数和(自身を除く): 1768576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 8111, 16222, 32444, 40555, 64888, 81110, 129776, 162220, 259552, 324440, 648880, 1297760]

約数ペア:

[(1, 1297760), (2, 648880), (4, 324440), (5, 259552), (8, 162220), (10, 129776), (16, 81110), (20, 64888), (32, 40555), (40, 32444), (80, 16222), (160, 8111)]