1996689760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{959947}}^1$

素因数の和:959975

約数の個数: 48

約数和(自身を含む): 5080044816

約数和(自身を除く): 3083355056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 959947, 1919894, 3839788, 4799735, 7679576, 9599470, 12479311, 15359152, 19198940, 24958622, 30718304, 38397880, 49917244, 62396555, 76795760, 99834488, 124793110, 153591520, 199668976, 249586220, 399337952, 499172440, 998344880, 1996689760]

約数ペア:

[(1, 1996689760), (2, 998344880), (4, 499172440), (5, 399337952), (8, 249586220), (10, 199668976), (13, 153591520), (16, 124793110), (20, 99834488), (26, 76795760), (32, 62396555), (40, 49917244), (52, 38397880), (65, 30718304), (80, 24958622), (104, 19198940), (130, 15359152), (160, 12479311), (208, 9599470), (260, 7679576), (416, 4799735), (520, 3839788), (1040, 1919894), (2080, 959947)]