27851480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8389}}^1$

素因数の和:8483

約数の個数: 32

約数和(自身を含む): 63428400

約数和(自身を除く): 35576920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 8389, 16778, 33556, 41945, 67112, 83890, 167780, 335560, 696287, 1392574, 2785148, 3481435, 5570296, 6962870, 13925740, 27851480]

約数ペア:

[(1, 27851480), (2, 13925740), (4, 6962870), (5, 5570296), (8, 3481435), (10, 2785148), (20, 1392574), (40, 696287), (83, 335560), (166, 167780), (332, 83890), (415, 67112), (664, 41945), (830, 33556), (1660, 16778), (3320, 8389)]