12786620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 36868608

約数和(自身を除く): 24081988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 23, 28, 35, 38, 44, 46, 55, 70, 76, 77, 92, 95, 110, 115, 133, 140, 154, 161, 190, 209, 220, 230, 253, 266, 308, 322, 361, 380, 385, 418, 437, 460, 506, 532, 644, 665, 722, 770, 805, 836, 874, 1012, 1045, 1265, 1330, 1444, 1463, 1540, 1610, 1748, 1771, 1805, 2090, 2185, 2527, 2530, 2660, 2926, 3059, 3220, 3542, 3610, 3971, 4180, 4370, 4807, 5054, 5060, 5852, 6118, 7084, 7220, 7315, 7942, 8303, 8740, 8855, 9614, 10108, 12236, 12635, 14630, 15295, 15884, 16606, 17710, 19228, 19855, 24035, 25270, 27797, 29260, 30590, 33212, 33649, 35420, 39710, 41515, 48070, 50540, 55594, 58121, 61180, 67298, 79420, 83030, 91333, 96140, 111188, 116242, 134596, 138985, 166060, 168245, 182666, 232484, 277970, 290605, 336490, 365332, 456665, 555940, 581210, 639331, 672980, 913330, 1162420, 1278662, 1826660, 2557324, 3196655, 6393310, 12786620]

約数ペア:

[(1, 12786620), (2, 6393310), (4, 3196655), (5, 2557324), (7, 1826660), (10, 1278662), (11, 1162420), (14, 913330), (19, 672980), (20, 639331), (22, 581210), (23, 555940), (28, 456665), (35, 365332), (38, 336490), (44, 290605), (46, 277970), (55, 232484), (70, 182666), (76, 168245), (77, 166060), (92, 138985), (95, 134596), (110, 116242), (115, 111188), (133, 96140), (140, 91333), (154, 83030), (161, 79420), (190, 67298), (209, 61180), (220, 58121), (230, 55594), (253, 50540), (266, 48070), (308, 41515), (322, 39710), (361, 35420), (380, 33649), (385, 33212), (418, 30590), (437, 29260), (460, 27797), (506, 25270), (532, 24035), (644, 19855), (665, 19228), (722, 17710), (770, 16606), (805, 15884), (836, 15295), (874, 14630), (1012, 12635), (1045, 12236), (1265, 10108), (1330, 9614), (1444, 8855), (1463, 8740), (1540, 8303), (1610, 7942), (1748, 7315), (1771, 7220), (1805, 7084), (2090, 6118), (2185, 5852), (2527, 5060), (2530, 5054), (2660, 4807), (2926, 4370), (3059, 4180), (3220, 3971), (3542, 3610)]