54296620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{997}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 130777920

約数和(自身を除く): 76481300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 997, 1556, 1945, 1994, 2723, 3890, 3988, 4985, 5446, 6979, 7780, 9970, 10892, 13615, 13958, 19940, 27230, 27916, 34895, 54460, 69790, 139580, 387833, 775666, 1551332, 1939165, 2714831, 3878330, 5429662, 7756660, 10859324, 13574155, 27148310, 54296620]

約数ペア:

[(1, 54296620), (2, 27148310), (4, 13574155), (5, 10859324), (7, 7756660), (10, 5429662), (14, 3878330), (20, 2714831), (28, 1939165), (35, 1551332), (70, 775666), (140, 387833), (389, 139580), (778, 69790), (997, 54460), (1556, 34895), (1945, 27916), (1994, 27230), (2723, 19940), (3890, 13958), (3988, 13615), (4985, 10892), (5446, 9970), (6979, 7780)]