28538160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16987}}^1$

素因数の和:17010

約数の個数: 80

約数和(自身を含む): 101112576

約数和(自身を除く): 72574416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16987, 33974, 50961, 67948, 84935, 101922, 118909, 135896, 169870, 203844, 237818, 254805, 271792, 339740, 356727, 407688, 475636, 509610, 594545, 679480, 713454, 815376, 951272, 1019220, 1189090, 1358960, 1426908, 1783635, 1902544, 2038440, 2378180, 2853816, 3567270, 4076880, 4756360, 5707632, 7134540, 9512720, 14269080, 28538160]

約数ペア:

[(1, 28538160), (2, 14269080), (3, 9512720), (4, 7134540), (5, 5707632), (6, 4756360), (7, 4076880), (8, 3567270), (10, 2853816), (12, 2378180), (14, 2038440), (15, 1902544), (16, 1783635), (20, 1426908), (21, 1358960), (24, 1189090), (28, 1019220), (30, 951272), (35, 815376), (40, 713454), (42, 679480), (48, 594545), (56, 509610), (60, 475636), (70, 407688), (80, 356727), (84, 339740), (105, 271792), (112, 254805), (120, 237818), (140, 203844), (168, 169870), (210, 135896), (240, 118909), (280, 101922), (336, 84935), (420, 67948), (560, 50961), (840, 33974), (1680, 16987)]