137571440

素因数分解:

$2^4\times 5^1\times {\mathrm{1719643}}^1$

素因数の和:1719656

約数の個数: 20

約数和(自身を含む): 319853784

約数和(自身を除く): 182282344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1719643, 3439286, 6878572, 8598215, 13757144, 17196430, 27514288, 34392860, 68785720, 137571440]

約数ペア:

[(1, 137571440), (2, 68785720), (4, 34392860), (5, 27514288), (8, 17196430), (10, 13757144), (16, 8598215), (20, 6878572), (40, 3439286), (80, 1719643)]