19302880

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 45892224

約数和(自身を除く): 26589344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 541, 892, 1082, 1115, 1784, 2164, 2230, 2705, 3568, 4328, 4460, 5410, 7136, 8656, 8920, 10820, 17312, 17840, 21640, 35680, 43280, 86560, 120643, 241286, 482572, 603215, 965144, 1206430, 1930288, 2412860, 3860576, 4825720, 9651440, 19302880]

約数ペア:

[(1, 19302880), (2, 9651440), (4, 4825720), (5, 3860576), (8, 2412860), (10, 1930288), (16, 1206430), (20, 965144), (32, 603215), (40, 482572), (80, 241286), (160, 120643), (223, 86560), (446, 43280), (541, 35680), (892, 21640), (1082, 17840), (1115, 17312), (1784, 10820), (2164, 8920), (2230, 8656), (2705, 7136), (3568, 5410), (4328, 4460)]