205955470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2942221}}^1$

素因数の和:2942235

約数の個数: 16

約数和(自身を含む): 423679968

約数和(自身を除く): 217724498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2942221, 5884442, 14711105, 20595547, 29422210, 41191094, 102977735, 205955470]

約数ペア:

[(1, 205955470), (2, 102977735), (5, 41191094), (7, 29422210), (10, 20595547), (14, 14711105), (35, 5884442), (70, 2942221)]