15784480

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 22317920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 2099, 3760, 4198, 7520, 8396, 10495, 16792, 20990, 33584, 41980, 67168, 83960, 98653, 167920, 197306, 335840, 394612, 493265, 789224, 986530, 1578448, 1973060, 3156896, 3946120, 7892240, 15784480]

約数ペア:

[(1, 15784480), (2, 7892240), (4, 3946120), (5, 3156896), (8, 1973060), (10, 1578448), (16, 986530), (20, 789224), (32, 493265), (40, 394612), (47, 335840), (80, 197306), (94, 167920), (160, 98653), (188, 83960), (235, 67168), (376, 41980), (470, 33584), (752, 20990), (940, 16792), (1504, 10495), (1880, 8396), (2099, 7520), (3760, 4198)]