54992020

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{3121}}^1$

素因数の和:4011

約数の個数: 24

約数和(自身を含む): 115651368

約数和(自身を除く): 60659348

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 3121, 3524, 4405, 6242, 8810, 12484, 15605, 17620, 31210, 62420, 2749601, 5499202, 10998404, 13748005, 27496010, 54992020]

約数ペア:

[(1, 54992020), (2, 27496010), (4, 13748005), (5, 10998404), (10, 5499202), (20, 2749601), (881, 62420), (1762, 31210), (3121, 17620), (3524, 15605), (4405, 12484), (6242, 8810)]