20540170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293431}}^1$

素因数の和:293445

約数の個数: 16

約数和(自身を含む): 42254208

約数和(自身を除く): 21714038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293431, 586862, 1467155, 2054017, 2934310, 4108034, 10270085, 20540170]

約数ペア:

[(1, 20540170), (2, 10270085), (5, 4108034), (7, 2934310), (10, 2054017), (14, 1467155), (35, 586862), (70, 293431)]