54880520

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5693}}^1$

素因数の和:5945

約数の個数: 32

約数和(自身を含む): 124015320

約数和(自身を除く): 69134800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 5693, 9640, 11386, 22772, 28465, 45544, 56930, 113860, 227720, 1372013, 2744026, 5488052, 6860065, 10976104, 13720130, 27440260, 54880520]

約数ペア:

[(1, 54880520), (2, 27440260), (4, 13720130), (5, 10976104), (8, 6860065), (10, 5488052), (20, 2744026), (40, 1372013), (241, 227720), (482, 113860), (964, 56930), (1205, 45544), (1928, 28465), (2410, 22772), (4820, 11386), (5693, 9640)]