20088587710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101957}}^1$

素因数の和:102061

約数の個数: 64

約数和(自身を含む): 40962646080

約数和(自身を除く): 20874058370

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 61, 85, 95, 122, 170, 190, 305, 323, 610, 646, 1037, 1159, 1615, 2074, 2318, 3230, 5185, 5795, 10370, 11590, 19703, 39406, 98515, 101957, 197030, 203914, 509785, 1019570, 1733269, 1937183, 3466538, 3874366, 6219377, 8666345, 9685915, 12438754, 17332690, 19371830, 31096885, 32932111, 62193770, 65864222, 105729409, 118168163, 164660555, 211458818, 236336326, 329321110, 528647045, 590840815, 1057294090, 1181681630, 2008858771, 4017717542, 10044293855, 20088587710]

約数ペア:

[(1, 20088587710), (2, 10044293855), (5, 4017717542), (10, 2008858771), (17, 1181681630), (19, 1057294090), (34, 590840815), (38, 528647045), (61, 329321110), (85, 236336326), (95, 211458818), (122, 164660555), (170, 118168163), (190, 105729409), (305, 65864222), (323, 62193770), (610, 32932111), (646, 31096885), (1037, 19371830), (1159, 17332690), (1615, 12438754), (2074, 9685915), (2318, 8666345), (3230, 6219377), (5185, 3874366), (5795, 3466538), (10370, 1937183), (11590, 1733269), (19703, 1019570), (39406, 509785), (98515, 203914), (101957, 197030)]