84680420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 203164416

約数和(自身を除く): 118483996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 101, 103, 110, 148, 185, 202, 206, 220, 370, 404, 407, 412, 505, 515, 740, 814, 1010, 1030, 1111, 1133, 1628, 2020, 2035, 2060, 2222, 2266, 3737, 3811, 4070, 4444, 4532, 5555, 5665, 7474, 7622, 8140, 10403, 11110, 11330, 14948, 15244, 18685, 19055, 20806, 22220, 22660, 37370, 38110, 41107, 41612, 41921, 52015, 74740, 76220, 82214, 83842, 104030, 114433, 164428, 167684, 205535, 208060, 209605, 228866, 384911, 411070, 419210, 457732, 572165, 769822, 822140, 838420, 1144330, 1539644, 1924555, 2288660, 3849110, 4234021, 7698220, 8468042, 16936084, 21170105, 42340210, 84680420]

約数ペア:

[(1, 84680420), (2, 42340210), (4, 21170105), (5, 16936084), (10, 8468042), (11, 7698220), (20, 4234021), (22, 3849110), (37, 2288660), (44, 1924555), (55, 1539644), (74, 1144330), (101, 838420), (103, 822140), (110, 769822), (148, 572165), (185, 457732), (202, 419210), (206, 411070), (220, 384911), (370, 228866), (404, 209605), (407, 208060), (412, 205535), (505, 167684), (515, 164428), (740, 114433), (814, 104030), (1010, 83842), (1030, 82214), (1111, 76220), (1133, 74740), (1628, 52015), (2020, 41921), (2035, 41612), (2060, 41107), (2222, 38110), (2266, 37370), (3737, 22660), (3811, 22220), (4070, 20806), (4444, 19055), (4532, 18685), (5555, 15244), (5665, 14948), (7474, 11330), (7622, 11110), (8140, 10403)]