28865788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1871}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 34033412

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 1871, 2204, 3742, 3857, 7484, 7714, 13097, 15428, 26194, 35549, 52388, 54259, 71098, 108518, 142196, 217036, 248843, 379813, 497686, 759626, 995372, 1030921, 1519252, 2061842, 4123684, 7216447, 14432894, 28865788]

約数ペア:

[(1, 28865788), (2, 14432894), (4, 7216447), (7, 4123684), (14, 2061842), (19, 1519252), (28, 1030921), (29, 995372), (38, 759626), (58, 497686), (76, 379813), (116, 248843), (133, 217036), (203, 142196), (266, 108518), (406, 71098), (532, 54259), (551, 52388), (812, 35549), (1102, 26194), (1871, 15428), (2204, 13097), (3742, 7714), (3857, 7484)]