680110040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{112601}}^1$

素因数の和:112763

約数の個数: 32

約数和(自身を含む): 1540395360

約数和(自身を除く): 860285320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 112601, 225202, 450404, 563005, 900808, 1126010, 2252020, 4504040, 17002751, 34005502, 68011004, 85013755, 136022008, 170027510, 340055020, 680110040]

約数ペア:

[(1, 680110040), (2, 340055020), (4, 170027510), (5, 136022008), (8, 85013755), (10, 68011004), (20, 34005502), (40, 17002751), (151, 4504040), (302, 2252020), (604, 1126010), (755, 900808), (1208, 563005), (1510, 450404), (3020, 225202), (6040, 112601)]