16908420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281807}}^1$

素因数の和:281819

約数の個数: 24

約数和(自身を含む): 47343744

約数和(自身を除く): 30435324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281807, 563614, 845421, 1127228, 1409035, 1690842, 2818070, 3381684, 4227105, 5636140, 8454210, 16908420]

約数ペア:

[(1, 16908420), (2, 8454210), (3, 5636140), (4, 4227105), (5, 3381684), (6, 2818070), (10, 1690842), (12, 1409035), (15, 1127228), (20, 845421), (30, 563614), (60, 281807)]