20219082940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:405

約数の個数: 288

約数和(自身を含む): 54998745984

約数和(自身を除く): 34779663044

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 101, 119, 133, 140, 170, 190, 202, 233, 238, 266, 323, 340, 361, 380, 404, 466, 476, 505, 532, 595, 646, 665, 707, 722, 932, 1010, 1165, 1190, 1292, 1330, 1414, 1444, 1615, 1631, 1717, 1805, 1919, 2020, 2261, 2330, 2380, 2527, 2660, 2828, 3230, 3262, 3434, 3535, 3610, 3838, 3961, 4427, 4522, 4660, 5054, 6137, 6460, 6524, 6868, 7070, 7220, 7676, 7922, 8155, 8585, 8854, 9044, 9595, 10108, 11305, 12019, 12274, 12635, 13433, 14140, 15844, 16310, 17170, 17708, 19190, 19805, 22135, 22610, 23533, 24038, 24548, 25270, 26866, 27727, 30685, 30989, 32620, 32623, 34340, 36461, 38380, 39610, 42959, 44270, 45220, 47066, 48076, 50540, 53732, 55454, 60095, 61370, 61978, 65246, 67165, 72922, 75259, 79220, 84113, 85918, 88540, 94132, 110908, 117665, 120190, 122740, 123956, 130492, 134330, 138635, 145844, 150518, 154945, 163115, 164731, 168226, 171836, 182305, 214795, 228361, 235330, 240380, 255227, 268660, 277270, 301036, 309890, 326230, 329462, 336452, 364610, 376295, 400061, 420565, 429590, 447127, 456722, 470660, 510454, 526813, 554540, 588791, 619780, 619837, 652460, 658924, 729220, 752590, 800122, 823655, 841130, 859180, 894254, 913444, 1020908, 1053626, 1141805, 1177582, 1239674, 1276135, 1429921, 1505180, 1600244, 1647310, 1682260, 1788508, 2000305, 2107252, 2235635, 2283610, 2355164, 2479348, 2552270, 2634065, 2800427, 2859842, 2943955, 3099185, 3129889, 3294620, 4000610, 4338859, 4471270, 4567220, 5104540, 5268130, 5600854, 5719684, 5887910, 6198370, 6259778, 7149605, 7601159, 8001220, 8495413, 8677718, 8942540, 10009447, 10536260, 11201708, 11775820, 12396740, 12519556, 14002135, 14299210, 15202318, 15649445, 16990826, 17355436, 20018894, 21694295, 28004270, 28598420, 30404636, 31298890, 33981652, 38005795, 40037788, 42477065, 43388590, 50047235, 53208113, 56008540, 59467891, 62597780, 76011590, 84954130, 86777180, 100094470, 106416226, 118935782, 144422021, 152023180, 169908260, 200188940, 212832452, 237871564, 266040565, 288844042, 297339455, 532081130, 577688084, 594678910, 722110105, 1010954147, 1064162260, 1189357820, 1444220210, 2021908294, 2888440420, 4043816588, 5054770735, 10109541470, 20219082940]

約数ペア:

[(1, 20219082940), (2, 10109541470), (4, 5054770735), (5, 4043816588), (7, 2888440420), (10, 2021908294), (14, 1444220210), (17, 1189357820), (19, 1064162260), (20, 1010954147), (28, 722110105), (34, 594678910), (35, 577688084), (38, 532081130), (68, 297339455), (70, 288844042), (76, 266040565), (85, 237871564), (95, 212832452), (101, 200188940), (119, 169908260), (133, 152023180), (140, 144422021), (170, 118935782), (190, 106416226), (202, 100094470), (233, 86777180), (238, 84954130), (266, 76011590), (323, 62597780), (340, 59467891), (361, 56008540), (380, 53208113), (404, 50047235), (466, 43388590), (476, 42477065), (505, 40037788), (532, 38005795), (595, 33981652), (646, 31298890), (665, 30404636), (707, 28598420), (722, 28004270), (932, 21694295), (1010, 20018894), (1165, 17355436), (1190, 16990826), (1292, 15649445), (1330, 15202318), (1414, 14299210), (1444, 14002135), (1615, 12519556), (1631, 12396740), (1717, 11775820), (1805, 11201708), (1919, 10536260), (2020, 10009447), (2261, 8942540), (2330, 8677718), (2380, 8495413), (2527, 8001220), (2660, 7601159), (2828, 7149605), (3230, 6259778), (3262, 6198370), (3434, 5887910), (3535, 5719684), (3610, 5600854), (3838, 5268130), (3961, 5104540), (4427, 4567220), (4522, 4471270), (4660, 4338859), (5054, 4000610), (6137, 3294620), (6460, 3129889), (6524, 3099185), (6868, 2943955), (7070, 2859842), (7220, 2800427), (7676, 2634065), (7922, 2552270), (8155, 2479348), (8585, 2355164), (8854, 2283610), (9044, 2235635), (9595, 2107252), (10108, 2000305), (11305, 1788508), (12019, 1682260), (12274, 1647310), (12635, 1600244), (13433, 1505180), (14140, 1429921), (15844, 1276135), (16310, 1239674), (17170, 1177582), (17708, 1141805), (19190, 1053626), (19805, 1020908), (22135, 913444), (22610, 894254), (23533, 859180), (24038, 841130), (24548, 823655), (25270, 800122), (26866, 752590), (27727, 729220), (30685, 658924), (30989, 652460), (32620, 619837), (32623, 619780), (34340, 588791), (36461, 554540), (38380, 526813), (39610, 510454), (42959, 470660), (44270, 456722), (45220, 447127), (47066, 429590), (48076, 420565), (50540, 400061), (53732, 376295), (55454, 364610), (60095, 336452), (61370, 329462), (61978, 326230), (65246, 309890), (67165, 301036), (72922, 277270), (75259, 268660), (79220, 255227), (84113, 240380), (85918, 235330), (88540, 228361), (94132, 214795), (110908, 182305), (117665, 171836), (120190, 168226), (122740, 164731), (123956, 163115), (130492, 154945), (134330, 150518), (138635, 145844)]