168167660

素因数分解:

$2^2\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{5647}}^1$

素因数の和:7145

約数の個数: 24

約数和(自身を含む): 353451840

約数和(自身を除く): 185284180

約数列:

[1, 2, 4, 5, 10, 20, 1489, 2978, 5647, 5956, 7445, 11294, 14890, 22588, 28235, 29780, 56470, 112940, 8408383, 16816766, 33633532, 42041915, 84083830, 168167660]

約数ペア:

[(1, 168167660), (2, 84083830), (4, 42041915), (5, 33633532), (10, 16816766), (20, 8408383), (1489, 112940), (2978, 56470), (5647, 29780), (5956, 28235), (7445, 22588), (11294, 14890)]