121009520

素因数分解:

$2^4\times 5^1\times {\mathrm{1512619}}^1$

素因数の和:1512632

約数の個数: 20

約数和(自身を含む): 281347320

約数和(自身を除く): 160337800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1512619, 3025238, 6050476, 7563095, 12100952, 15126190, 24201904, 30252380, 60504760, 121009520]

約数ペア:

[(1, 121009520), (2, 60504760), (4, 30252380), (5, 24201904), (8, 15126190), (10, 12100952), (16, 7563095), (20, 6050476), (40, 3025238), (80, 1512619)]