20123432560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{296981}}^1$

素因数の和:297023

約数の個数: 120

約数和(自身を含む): 58773925728

約数和(自身を除く): 38650493168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3388, 4235, 4840, 6160, 6776, 8470, 9680, 13552, 16940, 33880, 67760, 296981, 593962, 1187924, 1484905, 2078867, 2375848, 2969810, 3266791, 4157734, 4751696, 5939620, 6533582, 8315468, 10394335, 11879240, 13067164, 16333955, 16630936, 20788670, 22867537, 23758480, 26134328, 32667910, 33261872, 35934701, 41577340, 45735074, 52268656, 65335820, 71869402, 83154680, 91470148, 114337685, 130671640, 143738804, 166309360, 179673505, 182940296, 228675370, 251542907, 261343280, 287477608, 359347010, 365880592, 457350740, 503085814, 574955216, 718694020, 914701480, 1006171628, 1257714535, 1437388040, 1829402960, 2012343256, 2515429070, 2874776080, 4024686512, 5030858140, 10061716280, 20123432560]

約数ペア:

[(1, 20123432560), (2, 10061716280), (4, 5030858140), (5, 4024686512), (7, 2874776080), (8, 2515429070), (10, 2012343256), (11, 1829402960), (14, 1437388040), (16, 1257714535), (20, 1006171628), (22, 914701480), (28, 718694020), (35, 574955216), (40, 503085814), (44, 457350740), (55, 365880592), (56, 359347010), (70, 287477608), (77, 261343280), (80, 251542907), (88, 228675370), (110, 182940296), (112, 179673505), (121, 166309360), (140, 143738804), (154, 130671640), (176, 114337685), (220, 91470148), (242, 83154680), (280, 71869402), (308, 65335820), (385, 52268656), (440, 45735074), (484, 41577340), (560, 35934701), (605, 33261872), (616, 32667910), (770, 26134328), (847, 23758480), (880, 22867537), (968, 20788670), (1210, 16630936), (1232, 16333955), (1540, 13067164), (1694, 11879240), (1936, 10394335), (2420, 8315468), (3080, 6533582), (3388, 5939620), (4235, 4751696), (4840, 4157734), (6160, 3266791), (6776, 2969810), (8470, 2375848), (9680, 2078867), (13552, 1484905), (16940, 1187924), (33880, 593962), (67760, 296981)]