1873450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 24

約数和(自身を含む): 3532140

約数和(自身を除く): 1658690

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 421, 445, 842, 890, 2105, 2225, 4210, 4450, 10525, 21050, 37469, 74938, 187345, 374690, 936725, 1873450]

約数ペア:

[(1, 1873450), (2, 936725), (5, 374690), (10, 187345), (25, 74938), (50, 37469), (89, 21050), (178, 10525), (421, 4450), (445, 4210), (842, 2225), (890, 2105)]