20196413510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{1889}}^1$

素因数の和:2326

約数の個数: 128

約数和(自身を含む): 46332518400

約数和(自身を除く): 26136104890

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 379, 403, 434, 455, 758, 806, 910, 1085, 1889, 1895, 2015, 2170, 2653, 2821, 3778, 3790, 4030, 4927, 5306, 5642, 9445, 9854, 11749, 13223, 13265, 14105, 18890, 23498, 24557, 24635, 26446, 26530, 28210, 34489, 49114, 49270, 58559, 58745, 66115, 68978, 82243, 117118, 117490, 122785, 132230, 152737, 164486, 171899, 172445, 245570, 292795, 305474, 343798, 344890, 409913, 411215, 585590, 715931, 761267, 763685, 819826, 822430, 859495, 1069159, 1431862, 1522534, 1527370, 1718990, 2049565, 2138318, 3579655, 3806335, 4099130, 5011517, 5328869, 5345795, 7159310, 7612670, 9307103, 10023034, 10657738, 10691590, 18614206, 22193861, 25057585, 26644345, 44387722, 46535515, 50115170, 53288690, 65149721, 93071030, 110969305, 130299442, 155357027, 221938610, 288520193, 310714054, 325748605, 577040386, 651497210, 776785135, 1442600965, 1553570270, 2019641351, 2885201930, 4039282702, 10098206755, 20196413510]

約数ペア:

[(1, 20196413510), (2, 10098206755), (5, 4039282702), (7, 2885201930), (10, 2019641351), (13, 1553570270), (14, 1442600965), (26, 776785135), (31, 651497210), (35, 577040386), (62, 325748605), (65, 310714054), (70, 288520193), (91, 221938610), (130, 155357027), (155, 130299442), (182, 110969305), (217, 93071030), (310, 65149721), (379, 53288690), (403, 50115170), (434, 46535515), (455, 44387722), (758, 26644345), (806, 25057585), (910, 22193861), (1085, 18614206), (1889, 10691590), (1895, 10657738), (2015, 10023034), (2170, 9307103), (2653, 7612670), (2821, 7159310), (3778, 5345795), (3790, 5328869), (4030, 5011517), (4927, 4099130), (5306, 3806335), (5642, 3579655), (9445, 2138318), (9854, 2049565), (11749, 1718990), (13223, 1527370), (13265, 1522534), (14105, 1431862), (18890, 1069159), (23498, 859495), (24557, 822430), (24635, 819826), (26446, 763685), (26530, 761267), (28210, 715931), (34489, 585590), (49114, 411215), (49270, 409913), (58559, 344890), (58745, 343798), (66115, 305474), (68978, 292795), (82243, 245570), (117118, 172445), (117490, 171899), (122785, 164486), (132230, 152737)]