28005488

素因数分解:

$2^4\times 7^1\times {\mathrm{250049}}^1$

素因数の和:250064

約数の個数: 20

約数和(自身を含む): 62012400

約数和(自身を除く): 34006912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 250049, 500098, 1000196, 1750343, 2000392, 3500686, 4000784, 7001372, 14002744, 28005488]

約数ペア:

[(1, 28005488), (2, 14002744), (4, 7001372), (7, 4000784), (8, 3500686), (14, 2000392), (16, 1750343), (28, 1000196), (56, 500098), (112, 250049)]