2122205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 2721600

約数和(自身を除く): 599395

約数列:

[1, 5, 19, 89, 95, 251, 445, 1255, 1691, 4769, 8455, 22339, 23845, 111695, 424441, 2122205]

約数ペア:

[(1, 2122205), (5, 424441), (19, 111695), (89, 23845), (95, 22339), (251, 8455), (445, 4769), (1255, 1691)]