28988360

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2053}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 65440440

約数和(自身を除く): 36452080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2053, 2824, 3530, 4106, 7060, 8212, 10265, 14120, 16424, 20530, 41060, 82120, 724709, 1449418, 2898836, 3623545, 5797672, 7247090, 14494180, 28988360]

約数ペア:

[(1, 28988360), (2, 14494180), (4, 7247090), (5, 5797672), (8, 3623545), (10, 2898836), (20, 1449418), (40, 724709), (353, 82120), (706, 41060), (1412, 20530), (1765, 16424), (2053, 14120), (2824, 10265), (3530, 8212), (4106, 7060)]