54723940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20887}}^1$

素因数の和:21027

約数の個数: 24

約数和(自身を含む): 115803072

約数和(自身を除く): 61079132

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 20887, 41774, 83548, 104435, 208870, 417740, 2736197, 5472394, 10944788, 13680985, 27361970, 54723940]

約数ペア:

[(1, 54723940), (2, 27361970), (4, 13680985), (5, 10944788), (10, 5472394), (20, 2736197), (131, 417740), (262, 208870), (524, 104435), (655, 83548), (1310, 41774), (2620, 20887)]