70681940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{504871}}^1$

素因数の和:504887

約数の個数: 24

約数和(自身を含む): 169636992

約数和(自身を除く): 98955052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 504871, 1009742, 2019484, 2524355, 3534097, 5048710, 7068194, 10097420, 14136388, 17670485, 35340970, 70681940]

約数ペア:

[(1, 70681940), (2, 35340970), (4, 17670485), (5, 14136388), (7, 10097420), (10, 7068194), (14, 5048710), (20, 3534097), (28, 2524355), (35, 2019484), (70, 1009742), (140, 504871)]