20447060

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15259}}^1$

素因数の和:15335

約数の個数: 24

約数和(自身を含む): 43582560

約数和(自身を除く): 23135500

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 15259, 30518, 61036, 76295, 152590, 305180, 1022353, 2044706, 4089412, 5111765, 10223530, 20447060]

約数ペア:

[(1, 20447060), (2, 10223530), (4, 5111765), (5, 4089412), (10, 2044706), (20, 1022353), (67, 305180), (134, 152590), (268, 76295), (335, 61036), (670, 30518), (1340, 15259)]