30784210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{34589}}^1$

素因数の和:34685

約数の個数: 16

約数和(自身を含む): 56035800

約数和(自身を除く): 25251590

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 34589, 69178, 172945, 345890, 3078421, 6156842, 15392105, 30784210]

約数ペア:

[(1, 30784210), (2, 15392105), (5, 6156842), (10, 3078421), (89, 345890), (178, 172945), (445, 69178), (890, 34589)]