20199863600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{983}}^1$

素因数の和:1228

約数の個数: 240

約数和(自身を含む): 57191339520

約数和(自身を除く): 36991475920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 41, 50, 56, 70, 80, 82, 100, 112, 140, 164, 175, 179, 200, 205, 280, 287, 328, 350, 358, 400, 410, 560, 574, 656, 700, 716, 820, 895, 983, 1025, 1148, 1253, 1400, 1432, 1435, 1640, 1790, 1966, 2050, 2296, 2506, 2800, 2864, 2870, 3280, 3580, 3932, 4100, 4475, 4592, 4915, 5012, 5740, 6265, 6881, 7160, 7175, 7339, 7864, 8200, 8950, 9830, 10024, 11480, 12530, 13762, 14320, 14350, 14678, 15728, 16400, 17900, 19660, 20048, 22960, 24575, 25060, 27524, 28700, 29356, 31325, 34405, 35800, 36695, 39320, 40303, 49150, 50120, 51373, 55048, 57400, 58712, 62650, 68810, 71600, 73390, 78640, 80606, 98300, 100240, 102746, 110096, 114800, 117424, 125300, 137620, 146780, 161212, 172025, 175957, 183475, 196600, 201515, 205492, 250600, 256865, 275240, 282121, 293560, 322424, 344050, 351914, 366950, 393200, 403030, 410984, 501200, 513730, 550480, 564242, 587120, 644848, 688100, 703828, 733900, 806060, 821968, 879785, 1007575, 1027460, 1128484, 1231699, 1284325, 1376200, 1407656, 1410605, 1467800, 1612120, 1759570, 2015150, 2054920, 2256968, 2463398, 2568650, 2752400, 2815312, 2821210, 2935600, 3224240, 3519140, 4030300, 4109840, 4398925, 4513936, 4926796, 5137300, 5642420, 6158495, 7038280, 7053025, 7214237, 8060600, 8797850, 9853592, 10274600, 11284840, 12316990, 14076560, 14106050, 14428474, 16121200, 17595700, 19707184, 20549200, 22569680, 24633980, 28212100, 28856948, 30792475, 35191400, 36071185, 49267960, 50499659, 56424200, 57713896, 61584950, 70382800, 72142370, 98535920, 100999318, 112848400, 115427792, 123169900, 144284740, 180355925, 201998636, 246339800, 252498295, 288569480, 360711850, 403997272, 492679600, 504996590, 577138960, 721423700, 807994544, 1009993180, 1262491475, 1442847400, 2019986360, 2524982950, 2885694800, 4039972720, 5049965900, 10099931800, 20199863600]

約数ペア:

[(1, 20199863600), (2, 10099931800), (4, 5049965900), (5, 4039972720), (7, 2885694800), (8, 2524982950), (10, 2019986360), (14, 1442847400), (16, 1262491475), (20, 1009993180), (25, 807994544), (28, 721423700), (35, 577138960), (40, 504996590), (41, 492679600), (50, 403997272), (56, 360711850), (70, 288569480), (80, 252498295), (82, 246339800), (100, 201998636), (112, 180355925), (140, 144284740), (164, 123169900), (175, 115427792), (179, 112848400), (200, 100999318), (205, 98535920), (280, 72142370), (287, 70382800), (328, 61584950), (350, 57713896), (358, 56424200), (400, 50499659), (410, 49267960), (560, 36071185), (574, 35191400), (656, 30792475), (700, 28856948), (716, 28212100), (820, 24633980), (895, 22569680), (983, 20549200), (1025, 19707184), (1148, 17595700), (1253, 16121200), (1400, 14428474), (1432, 14106050), (1435, 14076560), (1640, 12316990), (1790, 11284840), (1966, 10274600), (2050, 9853592), (2296, 8797850), (2506, 8060600), (2800, 7214237), (2864, 7053025), (2870, 7038280), (3280, 6158495), (3580, 5642420), (3932, 5137300), (4100, 4926796), (4475, 4513936), (4592, 4398925), (4915, 4109840), (5012, 4030300), (5740, 3519140), (6265, 3224240), (6881, 2935600), (7160, 2821210), (7175, 2815312), (7339, 2752400), (7864, 2568650), (8200, 2463398), (8950, 2256968), (9830, 2054920), (10024, 2015150), (11480, 1759570), (12530, 1612120), (13762, 1467800), (14320, 1410605), (14350, 1407656), (14678, 1376200), (15728, 1284325), (16400, 1231699), (17900, 1128484), (19660, 1027460), (20048, 1007575), (22960, 879785), (24575, 821968), (25060, 806060), (27524, 733900), (28700, 703828), (29356, 688100), (31325, 644848), (34405, 587120), (35800, 564242), (36695, 550480), (39320, 513730), (40303, 501200), (49150, 410984), (50120, 403030), (51373, 393200), (55048, 366950), (57400, 351914), (58712, 344050), (62650, 322424), (68810, 293560), (71600, 282121), (73390, 275240), (78640, 256865), (80606, 250600), (98300, 205492), (100240, 201515), (102746, 196600), (110096, 183475), (114800, 175957), (117424, 172025), (125300, 161212), (137620, 146780)]