20060155

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 24775200

約数和(自身を除く): 4715045

約数列:

[1, 5, 61, 89, 305, 445, 739, 3695, 5429, 27145, 45079, 65771, 225395, 328855, 4012031, 20060155]

約数ペア:

[(1, 20060155), (5, 4012031), (61, 328855), (89, 225395), (305, 65771), (445, 45079), (739, 27145), (3695, 5429)]