20616510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29879}}^1$

素因数の和:29912

約数の個数: 32

約数和(自身を含む): 51632640

約数和(自身を除く): 31016130

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29879, 59758, 89637, 149395, 179274, 298790, 448185, 687217, 896370, 1374434, 2061651, 3436085, 4123302, 6872170, 10308255, 20616510]

約数ペア:

[(1, 20616510), (2, 10308255), (3, 6872170), (5, 4123302), (6, 3436085), (10, 2061651), (15, 1374434), (23, 896370), (30, 687217), (46, 448185), (69, 298790), (115, 179274), (138, 149395), (230, 89637), (345, 59758), (690, 29879)]