2052340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 4362120

約数和(自身を除く): 2309780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1153, 1780, 2306, 4612, 5765, 11530, 23060, 102617, 205234, 410468, 513085, 1026170, 2052340]

約数ペア:

[(1, 2052340), (2, 1026170), (4, 513085), (5, 410468), (10, 205234), (20, 102617), (89, 23060), (178, 11530), (356, 5765), (445, 4612), (890, 2306), (1153, 1780)]