425852420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3041803}}^1$

素因数の和:3041819

約数の個数: 24

約数和(自身を含む): 1022046144

約数和(自身を除く): 596193724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3041803, 6083606, 12167212, 15209015, 21292621, 30418030, 42585242, 60836060, 85170484, 106463105, 212926210, 425852420]

約数ペア:

[(1, 425852420), (2, 212926210), (4, 106463105), (5, 85170484), (7, 60836060), (10, 42585242), (14, 30418030), (20, 21292621), (28, 15209015), (35, 12167212), (70, 6083606), (140, 3041803)]