22005740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15497}}^1$

素因数の和:15577

約数の個数: 24

約数和(自身を含む): 46865952

約数和(自身を除く): 24860212

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15497, 30994, 61988, 77485, 154970, 309940, 1100287, 2200574, 4401148, 5501435, 11002870, 22005740]

約数ペア:

[(1, 22005740), (2, 11002870), (4, 5501435), (5, 4401148), (10, 2200574), (20, 1100287), (71, 309940), (142, 154970), (284, 77485), (355, 61988), (710, 30994), (1420, 15497)]