1002564340

素因数分解:

$2^2\times 5^1\times {\mathrm{50128217}}^1$

素因数の和:50128226

約数の個数: 12

約数和(自身を含む): 2105385156

約数和(自身を除く): 1102820816

約数列:

[1, 2, 4, 5, 10, 20, 50128217, 100256434, 200512868, 250641085, 501282170, 1002564340]

約数ペア:

[(1, 1002564340), (2, 501282170), (4, 250641085), (5, 200512868), (10, 100256434), (20, 50128217)]