28104160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1136

約数の個数: 96

約数和(自身を含む): 79252992

約数和(自身を除く): 51148832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1091, 1120, 1288, 1610, 1840, 2182, 2576, 3220, 3680, 4364, 5152, 5455, 6440, 7637, 8728, 10910, 12880, 15274, 17456, 21820, 25093, 25760, 30548, 34912, 38185, 43640, 50186, 61096, 76370, 87280, 100372, 122192, 125465, 152740, 174560, 175651, 200744, 244384, 250930, 305480, 351302, 401488, 501860, 610960, 702604, 802976, 878255, 1003720, 1221920, 1405208, 1756510, 2007440, 2810416, 3513020, 4014880, 5620832, 7026040, 14052080, 28104160]

約数ペア:

[(1, 28104160), (2, 14052080), (4, 7026040), (5, 5620832), (7, 4014880), (8, 3513020), (10, 2810416), (14, 2007440), (16, 1756510), (20, 1405208), (23, 1221920), (28, 1003720), (32, 878255), (35, 802976), (40, 702604), (46, 610960), (56, 501860), (70, 401488), (80, 351302), (92, 305480), (112, 250930), (115, 244384), (140, 200744), (160, 175651), (161, 174560), (184, 152740), (224, 125465), (230, 122192), (280, 100372), (322, 87280), (368, 76370), (460, 61096), (560, 50186), (644, 43640), (736, 38185), (805, 34912), (920, 30548), (1091, 25760), (1120, 25093), (1288, 21820), (1610, 17456), (1840, 15274), (2182, 12880), (2576, 10910), (3220, 8728), (3680, 7637), (4364, 6440), (5152, 5455)]