1898890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{27127}}^1$

素因数の和:27141

約数の個数: 16

約数和(自身を含む): 3906432

約数和(自身を除く): 2007542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 27127, 54254, 135635, 189889, 271270, 379778, 949445, 1898890]

約数ペア:

[(1, 1898890), (2, 949445), (5, 379778), (7, 271270), (10, 189889), (14, 135635), (35, 54254), (70, 27127)]