12719840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 35308224

約数和(自身を除く): 22588384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 277, 280, 287, 328, 410, 554, 560, 574, 656, 820, 1108, 1120, 1148, 1312, 1385, 1435, 1640, 1939, 2216, 2296, 2770, 2870, 3280, 3878, 4432, 4592, 5540, 5740, 6560, 7756, 8864, 9184, 9695, 11080, 11357, 11480, 15512, 19390, 22160, 22714, 22960, 31024, 38780, 44320, 45428, 45920, 56785, 62048, 77560, 79499, 90856, 113570, 155120, 158998, 181712, 227140, 310240, 317996, 363424, 397495, 454280, 635992, 794990, 908560, 1271984, 1589980, 1817120, 2543968, 3179960, 6359920, 12719840]

約数ペア:

[(1, 12719840), (2, 6359920), (4, 3179960), (5, 2543968), (7, 1817120), (8, 1589980), (10, 1271984), (14, 908560), (16, 794990), (20, 635992), (28, 454280), (32, 397495), (35, 363424), (40, 317996), (41, 310240), (56, 227140), (70, 181712), (80, 158998), (82, 155120), (112, 113570), (140, 90856), (160, 79499), (164, 77560), (205, 62048), (224, 56785), (277, 45920), (280, 45428), (287, 44320), (328, 38780), (410, 31024), (554, 22960), (560, 22714), (574, 22160), (656, 19390), (820, 15512), (1108, 11480), (1120, 11357), (1148, 11080), (1312, 9695), (1385, 9184), (1435, 8864), (1640, 7756), (1939, 6560), (2216, 5740), (2296, 5540), (2770, 4592), (2870, 4432), (3280, 3878)]