49496360

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3181}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 111688200

約数和(自身を除く): 62191840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3181, 3890, 6362, 7780, 12724, 15560, 15905, 25448, 31810, 63620, 127240, 1237409, 2474818, 4949636, 6187045, 9899272, 12374090, 24748180, 49496360]

約数ペア:

[(1, 49496360), (2, 24748180), (4, 12374090), (5, 9899272), (8, 6187045), (10, 4949636), (20, 2474818), (40, 1237409), (389, 127240), (778, 63620), (1556, 31810), (1945, 25448), (3112, 15905), (3181, 15560), (3890, 12724), (6362, 7780)]