51322420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{135059}}^1$

素因数の和:135087

約数の個数: 24

約数和(自身を含む): 113450400

約数和(自身を除く): 62127980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 135059, 270118, 540236, 675295, 1350590, 2566121, 2701180, 5132242, 10264484, 12830605, 25661210, 51322420]

約数ペア:

[(1, 51322420), (2, 25661210), (4, 12830605), (5, 10264484), (10, 5132242), (19, 2701180), (20, 2566121), (38, 1350590), (76, 675295), (95, 540236), (190, 270118), (380, 135059)]