31990070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457001}}^1$

素因数の和:457015

約数の個数: 16

約数和(自身を含む): 65808288

約数和(自身を除く): 33818218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457001, 914002, 2285005, 3199007, 4570010, 6398014, 15995035, 31990070]

約数ペア:

[(1, 31990070), (2, 15995035), (5, 6398014), (7, 4570010), (10, 3199007), (14, 2285005), (35, 914002), (70, 457001)]