490070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{7001}}^1$

素因数の和:7015

約数の個数: 16

約数和(自身を含む): 1008288

約数和(自身を除く): 518218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 7001, 14002, 35005, 49007, 70010, 98014, 245035, 490070]

約数ペア:

[(1, 490070), (2, 245035), (5, 98014), (7, 70010), (10, 49007), (14, 35005), (35, 14002), (70, 7001)]