20520510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{684017}}^1$

素因数の和:684027

約数の個数: 16

約数和(自身を含む): 49249296

約数和(自身を除く): 28728786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 684017, 1368034, 2052051, 3420085, 4104102, 6840170, 10260255, 20520510]

約数ペア:

[(1, 20520510), (2, 10260255), (3, 6840170), (5, 4104102), (6, 3420085), (10, 2052051), (15, 1368034), (30, 684017)]