15111520

素因数分解:

$2^5\times 5^1\times {\mathrm{94447}}^1$

素因数の和:94462

約数の個数: 24

約数和(自身を含む): 35701344

約数和(自身を除く): 20589824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 94447, 188894, 377788, 472235, 755576, 944470, 1511152, 1888940, 3022304, 3777880, 7555760, 15111520]

約数ペア:

[(1, 15111520), (2, 7555760), (4, 3777880), (5, 3022304), (8, 1888940), (10, 1511152), (16, 944470), (20, 755576), (32, 472235), (40, 377788), (80, 188894), (160, 94447)]