12796240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^2$

素因数の和:224

約数の個数: 60

約数和(自身を含む): 31829436

約数和(自身を除く): 19033196

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 97, 136, 170, 194, 272, 340, 388, 485, 680, 776, 970, 1360, 1552, 1649, 1940, 3298, 3880, 6596, 7760, 8245, 9409, 13192, 16490, 18818, 26384, 32980, 37636, 47045, 65960, 75272, 94090, 131920, 150544, 159953, 188180, 319906, 376360, 639812, 752720, 799765, 1279624, 1599530, 2559248, 3199060, 6398120, 12796240]

約数ペア:

[(1, 12796240), (2, 6398120), (4, 3199060), (5, 2559248), (8, 1599530), (10, 1279624), (16, 799765), (17, 752720), (20, 639812), (34, 376360), (40, 319906), (68, 188180), (80, 159953), (85, 150544), (97, 131920), (136, 94090), (170, 75272), (194, 65960), (272, 47045), (340, 37636), (388, 32980), (485, 26384), (680, 18818), (776, 16490), (970, 13192), (1360, 9409), (1552, 8245), (1649, 7760), (1940, 6596), (3298, 3880)]