2018989070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28842701}}^1$

素因数の和:28842715

約数の個数: 16

約数和(自身を含む): 4153349088

約数和(自身を除く): 2134360018

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28842701, 57685402, 144213505, 201898907, 288427010, 403797814, 1009494535, 2018989070]

約数ペア:

[(1, 2018989070), (2, 1009494535), (5, 403797814), (7, 288427010), (10, 201898907), (14, 144213505), (35, 57685402), (70, 28842701)]