3987780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{66463}}^1$

素因数の和:66475

約数の個数: 24

約数和(自身を含む): 11165952

約数和(自身を除く): 7178172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 66463, 132926, 199389, 265852, 332315, 398778, 664630, 797556, 996945, 1329260, 1993890, 3987780]

約数ペア:

[(1, 3987780), (2, 1993890), (3, 1329260), (4, 996945), (5, 797556), (6, 664630), (10, 398778), (12, 332315), (15, 265852), (20, 199389), (30, 132926), (60, 66463)]