20656472060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{809}}^1$

素因数の和:1204

約数の個数: 192

約数和(自身を含む): 54214272000

約数和(自身を除く): 33557799940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 116, 133, 140, 145, 190, 203, 266, 290, 331, 380, 406, 532, 551, 580, 662, 665, 809, 812, 1015, 1102, 1324, 1330, 1618, 1655, 2030, 2204, 2317, 2660, 2755, 3236, 3310, 3857, 4045, 4060, 4634, 5510, 5663, 6289, 6620, 7714, 8090, 9268, 9599, 11020, 11326, 11585, 12578, 15371, 15428, 16180, 19198, 19285, 22652, 23170, 23461, 25156, 28315, 30742, 31445, 38396, 38570, 44023, 46340, 46922, 47995, 56630, 61484, 62890, 67193, 76855, 77140, 88046, 93844, 95990, 107597, 113260, 117305, 125780, 134386, 153710, 164227, 176092, 182381, 191980, 215194, 220115, 234610, 267779, 268772, 307420, 328454, 335965, 364762, 430388, 440230, 445759, 469220, 535558, 537985, 656908, 671930, 729524, 821135, 880460, 891518, 911905, 1071116, 1075970, 1276667, 1338895, 1343860, 1642270, 1783036, 1823810, 1874453, 2151940, 2228795, 2553334, 2677790, 3120313, 3284540, 3647620, 3748906, 4457590, 5087801, 5106668, 5355580, 6240626, 6383335, 7497812, 7765591, 8915180, 9372265, 10175602, 12481252, 12766670, 15531182, 15601565, 18744530, 20351204, 25439005, 25533340, 31062364, 31203130, 35614607, 37489060, 38827955, 50878010, 54359137, 62406260, 71229214, 77655910, 101756020, 108718274, 142458428, 147546229, 155311820, 178073035, 217436548, 271795685, 295092458, 356146070, 543591370, 590184916, 712292140, 737731145, 1032823603, 1087182740, 1475462290, 2065647206, 2950924580, 4131294412, 5164118015, 10328236030, 20656472060]

約数ペア:

[(1, 20656472060), (2, 10328236030), (4, 5164118015), (5, 4131294412), (7, 2950924580), (10, 2065647206), (14, 1475462290), (19, 1087182740), (20, 1032823603), (28, 737731145), (29, 712292140), (35, 590184916), (38, 543591370), (58, 356146070), (70, 295092458), (76, 271795685), (95, 217436548), (116, 178073035), (133, 155311820), (140, 147546229), (145, 142458428), (190, 108718274), (203, 101756020), (266, 77655910), (290, 71229214), (331, 62406260), (380, 54359137), (406, 50878010), (532, 38827955), (551, 37489060), (580, 35614607), (662, 31203130), (665, 31062364), (809, 25533340), (812, 25439005), (1015, 20351204), (1102, 18744530), (1324, 15601565), (1330, 15531182), (1618, 12766670), (1655, 12481252), (2030, 10175602), (2204, 9372265), (2317, 8915180), (2660, 7765591), (2755, 7497812), (3236, 6383335), (3310, 6240626), (3857, 5355580), (4045, 5106668), (4060, 5087801), (4634, 4457590), (5510, 3748906), (5663, 3647620), (6289, 3284540), (6620, 3120313), (7714, 2677790), (8090, 2553334), (9268, 2228795), (9599, 2151940), (11020, 1874453), (11326, 1823810), (11585, 1783036), (12578, 1642270), (15371, 1343860), (15428, 1338895), (16180, 1276667), (19198, 1075970), (19285, 1071116), (22652, 911905), (23170, 891518), (23461, 880460), (25156, 821135), (28315, 729524), (30742, 671930), (31445, 656908), (38396, 537985), (38570, 535558), (44023, 469220), (46340, 445759), (46922, 440230), (47995, 430388), (56630, 364762), (61484, 335965), (62890, 328454), (67193, 307420), (76855, 268772), (77140, 267779), (88046, 234610), (93844, 220115), (95990, 215194), (107597, 191980), (113260, 182381), (117305, 176092), (125780, 164227), (134386, 153710)]