28641270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4703}}^1$

素因数の和:4749

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 52643850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 4703, 6090, 9406, 14109, 23515, 28218, 32921, 47030, 65842, 70545, 98763, 136387, 141090, 164605, 197526, 272774, 329210, 409161, 493815, 681935, 818322, 954709, 987630, 1363870, 1909418, 2045805, 2864127, 4091610, 4773545, 5728254, 9547090, 14320635, 28641270]

約数ペア:

[(1, 28641270), (2, 14320635), (3, 9547090), (5, 5728254), (6, 4773545), (7, 4091610), (10, 2864127), (14, 2045805), (15, 1909418), (21, 1363870), (29, 987630), (30, 954709), (35, 818322), (42, 681935), (58, 493815), (70, 409161), (87, 329210), (105, 272774), (145, 197526), (174, 164605), (203, 141090), (210, 136387), (290, 98763), (406, 70545), (435, 65842), (609, 47030), (870, 32921), (1015, 28218), (1218, 23515), (2030, 14109), (3045, 9406), (4703, 6090)]