20809322800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{41519}}^1$

素因数の和:41723

約数の個数: 120

約数和(自身を含む): 57457036800

約数和(自身を除く): 36647714000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 179, 200, 280, 350, 358, 400, 560, 700, 716, 895, 1253, 1400, 1432, 1790, 2506, 2800, 2864, 3580, 4475, 5012, 6265, 7160, 8950, 10024, 12530, 14320, 17900, 20048, 25060, 31325, 35800, 41519, 50120, 62650, 71600, 83038, 100240, 125300, 166076, 207595, 250600, 290633, 332152, 415190, 501200, 581266, 664304, 830380, 1037975, 1162532, 1453165, 1660760, 2075950, 2325064, 2906330, 3321520, 4151900, 4650128, 5812660, 7265825, 7431901, 8303800, 11625320, 14531650, 14863802, 16607600, 23250640, 29063300, 29727604, 37159505, 52023307, 58126600, 59455208, 74319010, 104046614, 116253200, 118910416, 148638020, 185797525, 208093228, 260116535, 297276040, 371595050, 416186456, 520233070, 594552080, 743190100, 832372912, 1040466140, 1300582675, 1486380200, 2080932280, 2601165350, 2972760400, 4161864560, 5202330700, 10404661400, 20809322800]

約数ペア:

[(1, 20809322800), (2, 10404661400), (4, 5202330700), (5, 4161864560), (7, 2972760400), (8, 2601165350), (10, 2080932280), (14, 1486380200), (16, 1300582675), (20, 1040466140), (25, 832372912), (28, 743190100), (35, 594552080), (40, 520233070), (50, 416186456), (56, 371595050), (70, 297276040), (80, 260116535), (100, 208093228), (112, 185797525), (140, 148638020), (175, 118910416), (179, 116253200), (200, 104046614), (280, 74319010), (350, 59455208), (358, 58126600), (400, 52023307), (560, 37159505), (700, 29727604), (716, 29063300), (895, 23250640), (1253, 16607600), (1400, 14863802), (1432, 14531650), (1790, 11625320), (2506, 8303800), (2800, 7431901), (2864, 7265825), (3580, 5812660), (4475, 4650128), (5012, 4151900), (6265, 3321520), (7160, 2906330), (8950, 2325064), (10024, 2075950), (12530, 1660760), (14320, 1453165), (17900, 1162532), (20048, 1037975), (25060, 830380), (31325, 664304), (35800, 581266), (41519, 501200), (50120, 415190), (62650, 332152), (71600, 290633), (83038, 250600), (100240, 207595), (125300, 166076)]