126957460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{906839}}^1$

素因数の和:906855

約数の個数: 24

約数和(自身を含む): 304698240

約数和(自身を除く): 177740780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 906839, 1813678, 3627356, 4534195, 6347873, 9068390, 12695746, 18136780, 25391492, 31739365, 63478730, 126957460]

約数ペア:

[(1, 126957460), (2, 63478730), (4, 31739365), (5, 25391492), (7, 18136780), (10, 12695746), (14, 9068390), (20, 6347873), (28, 4534195), (35, 3627356), (70, 1813678), (140, 906839)]