7968280

素因数分解:

$2^3\times 5^1\times {\mathrm{199207}}^1$

素因数の和:199218

約数の個数: 16

約数和(自身を含む): 17928720

約数和(自身を除く): 9960440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199207, 398414, 796828, 996035, 1593656, 1992070, 3984140, 7968280]

約数ペア:

[(1, 7968280), (2, 3984140), (4, 1992070), (5, 1593656), (8, 996035), (10, 796828), (20, 398414), (40, 199207)]