7563940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3027

約数の個数: 24

約数和(自身を含む): 16011072

約数和(自身を除く): 8447132

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2887, 5774, 11548, 14435, 28870, 57740, 378197, 756394, 1512788, 1890985, 3781970, 7563940]

約数ペア:

[(1, 7563940), (2, 3781970), (4, 1890985), (5, 1512788), (10, 756394), (20, 378197), (131, 57740), (262, 28870), (524, 14435), (655, 11548), (1310, 5774), (2620, 2887)]