28464240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16943}}^1$

素因数の和:16966

約数の個数: 80

約数和(自身を含む): 100850688

約数和(自身を除く): 72386448

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, 16943, 33886, 50829, 67772, 84715, 101658, 118601, 135544, 169430, 203316, 237202, 254145, 271088, 338860, 355803, 406632, 474404, 508290, 593005, 677720, 711606, 813264, 948808, 1016580, 1186010, 1355440, 1423212, 1779015, 1897616, 2033160, 2372020, 2846424, 3558030, 4066320, 4744040, 5692848, 7116060, 9488080, 14232120, 28464240]

約数ペア:

[(1, 28464240), (2, 14232120), (3, 9488080), (4, 7116060), (5, 5692848), (6, 4744040), (7, 4066320), (8, 3558030), (10, 2846424), (12, 2372020), (14, 2033160), (15, 1897616), (16, 1779015), (20, 1423212), (21, 1355440), (24, 1186010), (28, 1016580), (30, 948808), (35, 813264), (40, 711606), (42, 677720), (48, 593005), (56, 508290), (60, 474404), (70, 406632), (80, 355803), (84, 338860), (105, 271088), (112, 254145), (120, 237202), (140, 203316), (168, 169430), (210, 135544), (240, 118601), (280, 101658), (336, 84715), (420, 67772), (560, 50829), (840, 33886), (1680, 16943)]