2019780910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28854013}}^1$

素因数の和:28854027

約数の個数: 16

約数和(自身を含む): 4154978016

約数和(自身を除く): 2135197106

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28854013, 57708026, 144270065, 201978091, 288540130, 403956182, 1009890455, 2019780910]

約数ペア:

[(1, 2019780910), (2, 1009890455), (5, 403956182), (7, 288540130), (10, 201978091), (14, 144270065), (35, 57708026), (70, 28854013)]