28504030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{32027}}^1$

素因数の和:32123

約数の個数: 16

約数和(自身を含む): 51885360

約数和(自身を除く): 23381330

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 32027, 64054, 160135, 320270, 2850403, 5700806, 14252015, 28504030]

約数ペア:

[(1, 28504030), (2, 14252015), (5, 5700806), (10, 2850403), (89, 320270), (178, 160135), (445, 64054), (890, 32027)]