28885920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{8597}}^1$

素因数の和:8622

約数の個数: 96

約数和(自身を含む): 104001408

約数和(自身を除く): 75115488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 8597, 17194, 25791, 34388, 42985, 51582, 60179, 68776, 85970, 103164, 120358, 128955, 137552, 171940, 180537, 206328, 240716, 257910, 275104, 300895, 343880, 361074, 412656, 481432, 515820, 601790, 687760, 722148, 825312, 902685, 962864, 1031640, 1203580, 1375520, 1444296, 1805370, 1925728, 2063280, 2407160, 2888592, 3610740, 4126560, 4814320, 5777184, 7221480, 9628640, 14442960, 28885920]

約数ペア:

[(1, 28885920), (2, 14442960), (3, 9628640), (4, 7221480), (5, 5777184), (6, 4814320), (7, 4126560), (8, 3610740), (10, 2888592), (12, 2407160), (14, 2063280), (15, 1925728), (16, 1805370), (20, 1444296), (21, 1375520), (24, 1203580), (28, 1031640), (30, 962864), (32, 902685), (35, 825312), (40, 722148), (42, 687760), (48, 601790), (56, 515820), (60, 481432), (70, 412656), (80, 361074), (84, 343880), (96, 300895), (105, 275104), (112, 257910), (120, 240716), (140, 206328), (160, 180537), (168, 171940), (210, 137552), (224, 128955), (240, 120358), (280, 103164), (336, 85970), (420, 68776), (480, 60179), (560, 51582), (672, 42985), (840, 34388), (1120, 25791), (1680, 17194), (3360, 8597)]