31105210

素因数分解:

$2^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{2089}}^1$

素因数の和:3585

約数の個数: 16

約数和(自身を含む): 56053800

約数和(自身を除く): 24948590

約数列:

[1, 2, 5, 10, 1489, 2089, 2978, 4178, 7445, 10445, 14890, 20890, 3110521, 6221042, 15552605, 31105210]

約数ペア:

[(1, 31105210), (2, 15552605), (5, 6221042), (10, 3110521), (1489, 20890), (2089, 14890), (2978, 10445), (4178, 7445)]