542784560

素因数分解:

$2^4\times 5^1\times {\mathrm{6784807}}^1$

素因数の和:6784820

約数の個数: 20

約数和(自身を含む): 1261974288

約数和(自身を除く): 719189728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6784807, 13569614, 27139228, 33924035, 54278456, 67848070, 108556912, 135696140, 271392280, 542784560]

約数ペア:

[(1, 542784560), (2, 271392280), (4, 135696140), (5, 108556912), (8, 67848070), (10, 54278456), (16, 33924035), (20, 27139228), (40, 13569614), (80, 6784807)]