20632261760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{1697}}^1$

素因数の和:1895

約数の個数: 192

約数和(自身を含む): 54593111160

約数和(自身を除く): 33960849400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 157, 160, 176, 220, 242, 314, 320, 352, 440, 484, 605, 628, 640, 704, 785, 880, 968, 1210, 1256, 1408, 1570, 1697, 1727, 1760, 1936, 2420, 2512, 3140, 3394, 3454, 3520, 3872, 4840, 5024, 6280, 6788, 6908, 7040, 7744, 8485, 8635, 9680, 10048, 12560, 13576, 13816, 15488, 16970, 17270, 18667, 18997, 19360, 20096, 25120, 27152, 27632, 33940, 34540, 37334, 37994, 38720, 50240, 54304, 55264, 67880, 69080, 74668, 75988, 77440, 93335, 94985, 100480, 108608, 110528, 135760, 138160, 149336, 151976, 186670, 189970, 205337, 217216, 221056, 266429, 271520, 276320, 298672, 303952, 373340, 379940, 410674, 532858, 543040, 552640, 597344, 607904, 746680, 759880, 821348, 1026685, 1065716, 1086080, 1105280, 1194688, 1215808, 1332145, 1493360, 1519760, 1642696, 2053370, 2131432, 2389376, 2431616, 2664290, 2930719, 2986720, 3039520, 3285392, 4106740, 4262864, 5328580, 5861438, 5973440, 6079040, 6570784, 8213480, 8525728, 10657160, 11722876, 11946880, 12158080, 13141568, 14653595, 16426960, 17051456, 21314320, 23445752, 26283136, 29307190, 32237909, 32853920, 34102912, 42628640, 46891504, 58614380, 64475818, 65707840, 85257280, 93783008, 117228760, 128951636, 131415680, 161189545, 170514560, 187566016, 234457520, 257903272, 322379090, 375132032, 468915040, 515806544, 644758180, 937830080, 1031613088, 1289516360, 1875660160, 2063226176, 2579032720, 4126452352, 5158065440, 10316130880, 20632261760]

約数ペア:

[(1, 20632261760), (2, 10316130880), (4, 5158065440), (5, 4126452352), (8, 2579032720), (10, 2063226176), (11, 1875660160), (16, 1289516360), (20, 1031613088), (22, 937830080), (32, 644758180), (40, 515806544), (44, 468915040), (55, 375132032), (64, 322379090), (80, 257903272), (88, 234457520), (110, 187566016), (121, 170514560), (128, 161189545), (157, 131415680), (160, 128951636), (176, 117228760), (220, 93783008), (242, 85257280), (314, 65707840), (320, 64475818), (352, 58614380), (440, 46891504), (484, 42628640), (605, 34102912), (628, 32853920), (640, 32237909), (704, 29307190), (785, 26283136), (880, 23445752), (968, 21314320), (1210, 17051456), (1256, 16426960), (1408, 14653595), (1570, 13141568), (1697, 12158080), (1727, 11946880), (1760, 11722876), (1936, 10657160), (2420, 8525728), (2512, 8213480), (3140, 6570784), (3394, 6079040), (3454, 5973440), (3520, 5861438), (3872, 5328580), (4840, 4262864), (5024, 4106740), (6280, 3285392), (6788, 3039520), (6908, 2986720), (7040, 2930719), (7744, 2664290), (8485, 2431616), (8635, 2389376), (9680, 2131432), (10048, 2053370), (12560, 1642696), (13576, 1519760), (13816, 1493360), (15488, 1332145), (16970, 1215808), (17270, 1194688), (18667, 1105280), (18997, 1086080), (19360, 1065716), (20096, 1026685), (25120, 821348), (27152, 759880), (27632, 746680), (33940, 607904), (34540, 597344), (37334, 552640), (37994, 543040), (38720, 532858), (50240, 410674), (54304, 379940), (55264, 373340), (67880, 303952), (69080, 298672), (74668, 276320), (75988, 271520), (77440, 266429), (93335, 221056), (94985, 217216), (100480, 205337), (108608, 189970), (110528, 186670), (135760, 151976), (138160, 149336)]