39804589220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{501191}}^1$

素因数の和:501249

約数の個数: 72

約数和(自身を含む): 96240892608

約数和(自身を除く): 56436303388

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 722, 836, 1045, 1444, 1805, 2090, 3610, 3971, 4180, 7220, 7942, 15884, 19855, 39710, 79420, 501191, 1002382, 2004764, 2505955, 5011910, 5513101, 9522629, 10023820, 11026202, 19045258, 22052404, 27565505, 38090516, 47613145, 55131010, 95226290, 104748919, 110262020, 180929951, 190452580, 209497838, 361859902, 418995676, 523744595, 723719804, 904649755, 1047489190, 1809299510, 1990229461, 2094978380, 3618599020, 3980458922, 7960917844, 9951147305, 19902294610, 39804589220]

約数ペア:

[(1, 39804589220), (2, 19902294610), (4, 9951147305), (5, 7960917844), (10, 3980458922), (11, 3618599020), (19, 2094978380), (20, 1990229461), (22, 1809299510), (38, 1047489190), (44, 904649755), (55, 723719804), (76, 523744595), (95, 418995676), (110, 361859902), (190, 209497838), (209, 190452580), (220, 180929951), (361, 110262020), (380, 104748919), (418, 95226290), (722, 55131010), (836, 47613145), (1045, 38090516), (1444, 27565505), (1805, 22052404), (2090, 19045258), (3610, 11026202), (3971, 10023820), (4180, 9522629), (7220, 5513101), (7942, 5011910), (15884, 2505955), (19855, 2004764), (39710, 1002382), (79420, 501191)]