1997880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{16649}}^1$

素因数の和:16663

約数の個数: 32

約数和(自身を含む): 5994000

約数和(自身を除く): 3996120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 16649, 33298, 49947, 66596, 83245, 99894, 133192, 166490, 199788, 249735, 332980, 399576, 499470, 665960, 998940, 1997880]

約数ペア:

[(1, 1997880), (2, 998940), (3, 665960), (4, 499470), (5, 399576), (6, 332980), (8, 249735), (10, 199788), (12, 166490), (15, 133192), (20, 99894), (24, 83245), (30, 66596), (40, 49947), (60, 33298), (120, 16649)]