18166960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32441}}^1$

素因数の和:32461

約数の個数: 40

約数和(自身を含む): 48273696

約数和(自身を除く): 30106736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32441, 64882, 129764, 162205, 227087, 259528, 324410, 454174, 519056, 648820, 908348, 1135435, 1297640, 1816696, 2270870, 2595280, 3633392, 4541740, 9083480, 18166960]

約数ペア:

[(1, 18166960), (2, 9083480), (4, 4541740), (5, 3633392), (7, 2595280), (8, 2270870), (10, 1816696), (14, 1297640), (16, 1135435), (20, 908348), (28, 648820), (35, 519056), (40, 454174), (56, 324410), (70, 259528), (80, 227087), (112, 162205), (140, 129764), (280, 64882), (560, 32441)]