111311440

素因数分解:

$2^4\times 5^1\times {\mathrm{1391393}}^1$

素因数の和:1391406

約数の個数: 20

約数和(自身を含む): 258799284

約数和(自身を除く): 147487844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1391393, 2782786, 5565572, 6956965, 11131144, 13913930, 22262288, 27827860, 55655720, 111311440]

約数ペア:

[(1, 111311440), (2, 55655720), (4, 27827860), (5, 22262288), (8, 13913930), (10, 11131144), (16, 6956965), (20, 5565572), (40, 2782786), (80, 1391393)]