79926440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 197112960

約数和(自身を除く): 117186520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 373, 440, 487, 746, 974, 1492, 1865, 1948, 2435, 2984, 3730, 3896, 4103, 4870, 5357, 7460, 8206, 9740, 10714, 14920, 16412, 19480, 20515, 21428, 26785, 32824, 41030, 42856, 53570, 82060, 107140, 164120, 181651, 214280, 363302, 726604, 908255, 1453208, 1816510, 1998161, 3633020, 3996322, 7266040, 7992644, 9990805, 15985288, 19981610, 39963220, 79926440]

約数ペア:

[(1, 79926440), (2, 39963220), (4, 19981610), (5, 15985288), (8, 9990805), (10, 7992644), (11, 7266040), (20, 3996322), (22, 3633020), (40, 1998161), (44, 1816510), (55, 1453208), (88, 908255), (110, 726604), (220, 363302), (373, 214280), (440, 181651), (487, 164120), (746, 107140), (974, 82060), (1492, 53570), (1865, 42856), (1948, 41030), (2435, 32824), (2984, 26785), (3730, 21428), (3896, 20515), (4103, 19480), (4870, 16412), (5357, 14920), (7460, 10714), (8206, 9740)]