13395280

素因数分解:

$2^4\times 5^1\times {\mathrm{167441}}^1$

素因数の和:167454

約数の個数: 20

約数和(自身を含む): 31144212

約数和(自身を除く): 17748932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167441, 334882, 669764, 837205, 1339528, 1674410, 2679056, 3348820, 6697640, 13395280]

約数ペア:

[(1, 13395280), (2, 6697640), (4, 3348820), (5, 2679056), (8, 1674410), (10, 1339528), (16, 837205), (20, 669764), (40, 334882), (80, 167441)]