11720229640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2357}}^1$

素因数の和:2484

約数の個数: 192

約数和(自身を含む): 31934865600

約数和(自身を除く): 20214635960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 59, 70, 86, 98, 118, 140, 172, 196, 215, 236, 245, 280, 295, 301, 344, 392, 413, 430, 472, 490, 590, 602, 826, 860, 980, 1180, 1204, 1505, 1652, 1720, 1960, 2065, 2107, 2357, 2360, 2408, 2537, 2891, 3010, 3304, 4130, 4214, 4714, 5074, 5782, 6020, 8260, 8428, 9428, 10148, 10535, 11564, 11785, 12040, 12685, 14455, 16499, 16520, 16856, 17759, 18856, 20296, 21070, 23128, 23570, 25370, 28910, 32998, 35518, 42140, 47140, 50740, 57820, 65996, 71036, 82495, 84280, 88795, 94280, 101351, 101480, 115493, 115640, 124313, 131992, 139063, 142072, 164990, 177590, 202702, 230986, 248626, 278126, 329980, 355180, 405404, 461972, 497252, 506755, 556252, 577465, 621565, 659960, 695315, 709457, 710360, 810808, 923944, 973441, 994504, 1013510, 1112504, 1154930, 1243130, 1390630, 1418914, 1946882, 2027020, 2309860, 2486260, 2781260, 2837828, 3547285, 3893764, 4054040, 4619720, 4867205, 4966199, 4972520, 5562520, 5675656, 5979709, 6814087, 7094570, 7787528, 9734410, 9932398, 11959418, 13628174, 14189140, 19468820, 19864796, 23918836, 24830995, 27256348, 28378280, 29898545, 34070435, 38937640, 39729592, 41857963, 47837672, 49661990, 54512696, 59797090, 68140870, 83715926, 99323980, 119594180, 136281740, 167431852, 198647960, 209289815, 239188360, 272563480, 293005741, 334863704, 418579630, 586011482, 837159260, 1172022964, 1465028705, 1674318520, 2344045928, 2930057410, 5860114820, 11720229640]

約数ペア:

[(1, 11720229640), (2, 5860114820), (4, 2930057410), (5, 2344045928), (7, 1674318520), (8, 1465028705), (10, 1172022964), (14, 837159260), (20, 586011482), (28, 418579630), (35, 334863704), (40, 293005741), (43, 272563480), (49, 239188360), (56, 209289815), (59, 198647960), (70, 167431852), (86, 136281740), (98, 119594180), (118, 99323980), (140, 83715926), (172, 68140870), (196, 59797090), (215, 54512696), (236, 49661990), (245, 47837672), (280, 41857963), (295, 39729592), (301, 38937640), (344, 34070435), (392, 29898545), (413, 28378280), (430, 27256348), (472, 24830995), (490, 23918836), (590, 19864796), (602, 19468820), (826, 14189140), (860, 13628174), (980, 11959418), (1180, 9932398), (1204, 9734410), (1505, 7787528), (1652, 7094570), (1720, 6814087), (1960, 5979709), (2065, 5675656), (2107, 5562520), (2357, 4972520), (2360, 4966199), (2408, 4867205), (2537, 4619720), (2891, 4054040), (3010, 3893764), (3304, 3547285), (4130, 2837828), (4214, 2781260), (4714, 2486260), (5074, 2309860), (5782, 2027020), (6020, 1946882), (8260, 1418914), (8428, 1390630), (9428, 1243130), (10148, 1154930), (10535, 1112504), (11564, 1013510), (11785, 994504), (12040, 973441), (12685, 923944), (14455, 810808), (16499, 710360), (16520, 709457), (16856, 695315), (17759, 659960), (18856, 621565), (20296, 577465), (21070, 556252), (23128, 506755), (23570, 497252), (25370, 461972), (28910, 405404), (32998, 355180), (35518, 329980), (42140, 278126), (47140, 248626), (50740, 230986), (57820, 202702), (65996, 177590), (71036, 164990), (82495, 142072), (84280, 139063), (88795, 131992), (94280, 124313), (101351, 115640), (101480, 115493)]