20620364930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1\times {\mathrm{7789}}^1$

素因数の和:8435

約数の個数: 64

約数和(自身を含む): 41554477440

約数和(自身を除く): 20934112510

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 587, 902, 1174, 2255, 2935, 4510, 5870, 6457, 7789, 12914, 15578, 24067, 32285, 38945, 48134, 64570, 77890, 85679, 120335, 171358, 240670, 264737, 319349, 428395, 529474, 638698, 856790, 1323685, 1596745, 2647370, 3193490, 3512839, 4572143, 7025678, 9144286, 17564195, 22860715, 35128390, 45721430, 50293573, 100587146, 187457863, 251467865, 374915726, 502935730, 937289315, 1874578630, 2062036493, 4124072986, 10310182465, 20620364930]

約数ペア:

[(1, 20620364930), (2, 10310182465), (5, 4124072986), (10, 2062036493), (11, 1874578630), (22, 937289315), (41, 502935730), (55, 374915726), (82, 251467865), (110, 187457863), (205, 100587146), (410, 50293573), (451, 45721430), (587, 35128390), (902, 22860715), (1174, 17564195), (2255, 9144286), (2935, 7025678), (4510, 4572143), (5870, 3512839), (6457, 3193490), (7789, 2647370), (12914, 1596745), (15578, 1323685), (24067, 856790), (32285, 638698), (38945, 529474), (48134, 428395), (64570, 319349), (77890, 264737), (85679, 240670), (120335, 171358)]