40292620

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5179}}^1$

素因数の和:5577

約数の個数: 24

約数和(自身を含む): 84848400

約数和(自身を除く): 44555780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5179, 7780, 10358, 20716, 25895, 51790, 103580, 2014631, 4029262, 8058524, 10073155, 20146310, 40292620]

約数ペア:

[(1, 40292620), (2, 20146310), (4, 10073155), (5, 8058524), (10, 4029262), (20, 2014631), (389, 103580), (778, 51790), (1556, 25895), (1945, 20716), (3890, 10358), (5179, 7780)]