16728420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{278807}}^1$

素因数の和:278819

約数の個数: 24

約数和(自身を含む): 46839744

約数和(自身を除く): 30111324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 278807, 557614, 836421, 1115228, 1394035, 1672842, 2788070, 3345684, 4182105, 5576140, 8364210, 16728420]

約数ペア:

[(1, 16728420), (2, 8364210), (3, 5576140), (4, 4182105), (5, 3345684), (6, 2788070), (10, 1672842), (12, 1394035), (15, 1115228), (20, 836421), (30, 557614), (60, 278807)]