1442690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1621}}^1$

素因数の和:1717

約数の個数: 16

約数和(自身を含む): 2627640

約数和(自身を除く): 1184950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1621, 3242, 8105, 16210, 144269, 288538, 721345, 1442690]

約数ペア:

[(1, 1442690), (2, 721345), (5, 288538), (10, 144269), (89, 16210), (178, 8105), (445, 3242), (890, 1621)]