20580070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{294001}}^1$

素因数の和:294015

約数の個数: 16

約数和(自身を含む): 42336288

約数和(自身を除く): 21756218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 294001, 588002, 1470005, 2058007, 2940010, 4116014, 10290035, 20580070]

約数ペア:

[(1, 20580070), (2, 10290035), (5, 4116014), (7, 2940010), (10, 2058007), (14, 1470005), (35, 588002), (70, 294001)]