1222180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 2617272

約数和(自身を除く): 1395092

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1153, 2306, 4612, 5765, 11530, 23060, 61109, 122218, 244436, 305545, 611090, 1222180]

約数ペア:

[(1, 1222180), (2, 611090), (4, 305545), (5, 244436), (10, 122218), (20, 61109), (53, 23060), (106, 11530), (212, 5765), (265, 4612), (530, 2306), (1060, 1153)]