8136940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 108

約数和(自身を含む): 21890736

約数和(自身を除く): 13753796

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 49, 70, 76, 92, 95, 98, 115, 133, 140, 161, 190, 196, 230, 245, 266, 322, 361, 380, 437, 460, 490, 532, 644, 665, 722, 805, 874, 931, 980, 1127, 1330, 1444, 1610, 1748, 1805, 1862, 2185, 2254, 2527, 2660, 3059, 3220, 3610, 3724, 4370, 4508, 4655, 5054, 5635, 6118, 7220, 8303, 8740, 9310, 10108, 11270, 12236, 12635, 15295, 16606, 17689, 18620, 21413, 22540, 25270, 30590, 33212, 35378, 41515, 42826, 50540, 58121, 61180, 70756, 83030, 85652, 88445, 107065, 116242, 166060, 176890, 214130, 232484, 290605, 353780, 406847, 428260, 581210, 813694, 1162420, 1627388, 2034235, 4068470, 8136940]

約数ペア:

[(1, 8136940), (2, 4068470), (4, 2034235), (5, 1627388), (7, 1162420), (10, 813694), (14, 581210), (19, 428260), (20, 406847), (23, 353780), (28, 290605), (35, 232484), (38, 214130), (46, 176890), (49, 166060), (70, 116242), (76, 107065), (92, 88445), (95, 85652), (98, 83030), (115, 70756), (133, 61180), (140, 58121), (161, 50540), (190, 42826), (196, 41515), (230, 35378), (245, 33212), (266, 30590), (322, 25270), (361, 22540), (380, 21413), (437, 18620), (460, 17689), (490, 16606), (532, 15295), (644, 12635), (665, 12236), (722, 11270), (805, 10108), (874, 9310), (931, 8740), (980, 8303), (1127, 7220), (1330, 6118), (1444, 5635), (1610, 5054), (1748, 4655), (1805, 4508), (1862, 4370), (2185, 3724), (2254, 3610), (2527, 3220), (2660, 3059)]