55959820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2029}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 135051840

約数和(自身を除く): 79092020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2029, 2758, 3940, 4058, 5516, 6895, 8116, 10145, 13790, 14203, 20290, 27580, 28406, 40580, 56812, 71015, 142030, 284060, 399713, 799426, 1598852, 1998565, 2797991, 3997130, 5595982, 7994260, 11191964, 13989955, 27979910, 55959820]

約数ペア:

[(1, 55959820), (2, 27979910), (4, 13989955), (5, 11191964), (7, 7994260), (10, 5595982), (14, 3997130), (20, 2797991), (28, 1998565), (35, 1598852), (70, 799426), (140, 399713), (197, 284060), (394, 142030), (788, 71015), (985, 56812), (1379, 40580), (1970, 28406), (2029, 27580), (2758, 20290), (3940, 14203), (4058, 13790), (5516, 10145), (6895, 8116)]