2488928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 5475456

約数和(自身を除く): 2986528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 193, 208, 248, 386, 403, 416, 496, 772, 806, 992, 1544, 1612, 2509, 3088, 3224, 5018, 5983, 6176, 6448, 10036, 11966, 12896, 20072, 23932, 40144, 47864, 77779, 80288, 95728, 155558, 191456, 311116, 622232, 1244464, 2488928]

約数ペア:

[(1, 2488928), (2, 1244464), (4, 622232), (8, 311116), (13, 191456), (16, 155558), (26, 95728), (31, 80288), (32, 77779), (52, 47864), (62, 40144), (104, 23932), (124, 20072), (193, 12896), (208, 11966), (248, 10036), (386, 6448), (403, 6176), (416, 5983), (496, 5018), (772, 3224), (806, 3088), (992, 2509), (1544, 1612)]