2280920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 5184000

約数和(自身を除く): 2903080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 449, 508, 635, 898, 1016, 1270, 1796, 2245, 2540, 3592, 4490, 5080, 8980, 17960, 57023, 114046, 228092, 285115, 456184, 570230, 1140460, 2280920]

約数ペア:

[(1, 2280920), (2, 1140460), (4, 570230), (5, 456184), (8, 285115), (10, 228092), (20, 114046), (40, 57023), (127, 17960), (254, 8980), (449, 5080), (508, 4490), (635, 3592), (898, 2540), (1016, 2245), (1270, 1796)]