1335667280

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{47297}}^1$

素因数の和:47663

約数の個数: 40

約数和(自身を含む): 3114289512

約数和(自身を除く): 1778622232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3530, 5648, 7060, 14120, 28240, 47297, 94594, 189188, 236485, 378376, 472970, 756752, 945940, 1891880, 3783760, 16695841, 33391682, 66783364, 83479205, 133566728, 166958410, 267133456, 333916820, 667833640, 1335667280]

約数ペア:

[(1, 1335667280), (2, 667833640), (4, 333916820), (5, 267133456), (8, 166958410), (10, 133566728), (16, 83479205), (20, 66783364), (40, 33391682), (80, 16695841), (353, 3783760), (706, 1891880), (1412, 945940), (1765, 756752), (2824, 472970), (3530, 378376), (5648, 236485), (7060, 189188), (14120, 94594), (28240, 47297)]