51758440

素因数分解:

$2^3\times 5^1\times {\mathrm{1293961}}^1$

素因数の和:1293972

約数の個数: 16

約数和(自身を含む): 116456580

約数和(自身を除く): 64698140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1293961, 2587922, 5175844, 6469805, 10351688, 12939610, 25879220, 51758440]

約数ペア:

[(1, 51758440), (2, 25879220), (4, 12939610), (5, 10351688), (8, 6469805), (10, 5175844), (20, 2587922), (40, 1293961)]