21890357880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{182419649}}^1$

素因数の和:182419663

約数の個数: 32

約数和(自身を含む): 65671074000

約数和(自身を除く): 43780716120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 182419649, 364839298, 547258947, 729678596, 912098245, 1094517894, 1459357192, 1824196490, 2189035788, 2736294735, 3648392980, 4378071576, 5472589470, 7296785960, 10945178940, 21890357880]

約数ペア:

[(1, 21890357880), (2, 10945178940), (3, 7296785960), (4, 5472589470), (5, 4378071576), (6, 3648392980), (8, 2736294735), (10, 2189035788), (12, 1824196490), (15, 1459357192), (20, 1094517894), (24, 912098245), (30, 729678596), (40, 547258947), (60, 364839298), (120, 182419649)]