16887080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 27626200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1471, 1640, 2296, 2870, 2942, 5740, 5884, 7355, 10297, 11480, 11768, 14710, 20594, 29420, 41188, 51485, 58840, 60311, 82376, 102970, 120622, 205940, 241244, 301555, 411880, 422177, 482488, 603110, 844354, 1206220, 1688708, 2110885, 2412440, 3377416, 4221770, 8443540, 16887080]

約数ペア:

[(1, 16887080), (2, 8443540), (4, 4221770), (5, 3377416), (7, 2412440), (8, 2110885), (10, 1688708), (14, 1206220), (20, 844354), (28, 603110), (35, 482488), (40, 422177), (41, 411880), (56, 301555), (70, 241244), (82, 205940), (140, 120622), (164, 102970), (205, 82376), (280, 60311), (287, 58840), (328, 51485), (410, 41188), (574, 29420), (820, 20594), (1148, 14710), (1435, 11768), (1471, 11480), (1640, 10297), (2296, 7355), (2870, 5884), (2942, 5740)]