858576880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{1789}}^1$

素因数の和:2666

約数の個数: 80

約数和(自身を含む): 2285300160

約数和(自身を除く): 1426723280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 857, 1714, 1789, 3428, 3578, 4285, 5999, 6856, 7156, 8570, 8945, 11998, 12523, 13712, 14312, 17140, 17890, 23996, 25046, 28624, 29995, 34280, 35780, 47992, 50092, 59990, 62615, 68560, 71560, 95984, 100184, 119980, 125230, 143120, 200368, 239960, 250460, 479920, 500920, 1001840, 1533173, 3066346, 6132692, 7665865, 10732211, 12265384, 15331730, 21464422, 24530768, 30663460, 42928844, 53661055, 61326920, 85857688, 107322110, 122653840, 171715376, 214644220, 429288440, 858576880]

約数ペア:

[(1, 858576880), (2, 429288440), (4, 214644220), (5, 171715376), (7, 122653840), (8, 107322110), (10, 85857688), (14, 61326920), (16, 53661055), (20, 42928844), (28, 30663460), (35, 24530768), (40, 21464422), (56, 15331730), (70, 12265384), (80, 10732211), (112, 7665865), (140, 6132692), (280, 3066346), (560, 1533173), (857, 1001840), (1714, 500920), (1789, 479920), (3428, 250460), (3578, 239960), (4285, 200368), (5999, 143120), (6856, 125230), (7156, 119980), (8570, 100184), (8945, 95984), (11998, 71560), (12523, 68560), (13712, 62615), (14312, 59990), (17140, 50092), (17890, 47992), (23996, 35780), (25046, 34280), (28624, 29995)]