108892280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{388901}}^1$

素因数の和:388919

約数の個数: 32

約数和(自身を含む): 280009440

約数和(自身を除く): 171117160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 388901, 777802, 1555604, 1944505, 2722307, 3111208, 3889010, 5444614, 7778020, 10889228, 13611535, 15556040, 21778456, 27223070, 54446140, 108892280]

約数ペア:

[(1, 108892280), (2, 54446140), (4, 27223070), (5, 21778456), (7, 15556040), (8, 13611535), (10, 10889228), (14, 7778020), (20, 5444614), (28, 3889010), (35, 3111208), (40, 2722307), (56, 1944505), (70, 1555604), (140, 777802), (280, 388901)]