28623040

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3889}}^1$

素因数の和:3929

約数の個数: 56

約数和(自身を含む): 71140320

約数和(自身を除く): 42517280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 3889, 7360, 7778, 15556, 19445, 31112, 38890, 62224, 77780, 89447, 124448, 155560, 178894, 248896, 311120, 357788, 447235, 622240, 715576, 894470, 1244480, 1431152, 1788940, 2862304, 3577880, 5724608, 7155760, 14311520, 28623040]

約数ペア:

[(1, 28623040), (2, 14311520), (4, 7155760), (5, 5724608), (8, 3577880), (10, 2862304), (16, 1788940), (20, 1431152), (23, 1244480), (32, 894470), (40, 715576), (46, 622240), (64, 447235), (80, 357788), (92, 311120), (115, 248896), (160, 178894), (184, 155560), (230, 124448), (320, 89447), (368, 77780), (460, 62224), (736, 38890), (920, 31112), (1472, 19445), (1840, 15556), (3680, 7778), (3889, 7360)]