20720471424

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1740631}}^1$

素因数の和:1740679

約数の個数: 64

約数和(自身を含む): 56814228480

約数和(自身を除く): 36093757056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 11904, 1740631, 3481262, 5221893, 6962524, 10443786, 13925048, 20887572, 27850096, 41775144, 53959561, 55700192, 83550288, 107919122, 111400384, 161878683, 167100576, 215838244, 222800768, 323757366, 334201152, 431676488, 647514732, 668402304, 863352976, 1295029464, 1726705952, 2590058928, 3453411904, 5180117856, 6906823808, 10360235712, 20720471424]

約数ペア:

[(1, 20720471424), (2, 10360235712), (3, 6906823808), (4, 5180117856), (6, 3453411904), (8, 2590058928), (12, 1726705952), (16, 1295029464), (24, 863352976), (31, 668402304), (32, 647514732), (48, 431676488), (62, 334201152), (64, 323757366), (93, 222800768), (96, 215838244), (124, 167100576), (128, 161878683), (186, 111400384), (192, 107919122), (248, 83550288), (372, 55700192), (384, 53959561), (496, 41775144), (744, 27850096), (992, 20887572), (1488, 13925048), (1984, 10443786), (2976, 6962524), (3968, 5221893), (5952, 3481262), (11904, 1740631)]