16820340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280339}}^1$

素因数の和:280351

約数の個数: 24

約数和(自身を含む): 47097120

約数和(自身を除く): 30276780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280339, 560678, 841017, 1121356, 1401695, 1682034, 2803390, 3364068, 4205085, 5606780, 8410170, 16820340]

約数ペア:

[(1, 16820340), (2, 8410170), (3, 5606780), (4, 4205085), (5, 3364068), (6, 2803390), (10, 1682034), (12, 1401695), (15, 1121356), (20, 841017), (30, 560678), (60, 280339)]