20287770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{676259}}^1$

素因数の和:676269

約数の個数: 16

約数和(自身を含む): 48690720

約数和(自身を除く): 28402950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 676259, 1352518, 2028777, 3381295, 4057554, 6762590, 10143885, 20287770]

約数ペア:

[(1, 20287770), (2, 10143885), (3, 6762590), (5, 4057554), (6, 3381295), (10, 2028777), (15, 1352518), (30, 676259)]