28454800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 77495040

約数和(自身を除く): 49040240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 40, 44, 50, 55, 58, 80, 88, 100, 110, 116, 145, 176, 200, 220, 223, 232, 275, 290, 319, 400, 440, 446, 464, 550, 580, 638, 725, 880, 892, 1100, 1115, 1160, 1276, 1450, 1595, 1784, 2200, 2230, 2320, 2453, 2552, 2900, 3190, 3568, 4400, 4460, 4906, 5104, 5575, 5800, 6380, 6467, 7975, 8920, 9812, 11150, 11600, 12265, 12760, 12934, 15950, 17840, 19624, 22300, 24530, 25520, 25868, 31900, 32335, 39248, 44600, 49060, 51736, 61325, 63800, 64670, 71137, 89200, 98120, 103472, 122650, 127600, 129340, 142274, 161675, 196240, 245300, 258680, 284548, 323350, 355685, 490600, 517360, 569096, 646700, 711370, 981200, 1138192, 1293400, 1422740, 1778425, 2586800, 2845480, 3556850, 5690960, 7113700, 14227400, 28454800]

約数ペア:

[(1, 28454800), (2, 14227400), (4, 7113700), (5, 5690960), (8, 3556850), (10, 2845480), (11, 2586800), (16, 1778425), (20, 1422740), (22, 1293400), (25, 1138192), (29, 981200), (40, 711370), (44, 646700), (50, 569096), (55, 517360), (58, 490600), (80, 355685), (88, 323350), (100, 284548), (110, 258680), (116, 245300), (145, 196240), (176, 161675), (200, 142274), (220, 129340), (223, 127600), (232, 122650), (275, 103472), (290, 98120), (319, 89200), (400, 71137), (440, 64670), (446, 63800), (464, 61325), (550, 51736), (580, 49060), (638, 44600), (725, 39248), (880, 32335), (892, 31900), (1100, 25868), (1115, 25520), (1160, 24530), (1276, 22300), (1450, 19624), (1595, 17840), (1784, 15950), (2200, 12934), (2230, 12760), (2320, 12265), (2453, 11600), (2552, 11150), (2900, 9812), (3190, 8920), (3568, 7975), (4400, 6467), (4460, 6380), (4906, 5800), (5104, 5575)]