55045360

素因数分解:

$2^4\times 5^1\times {\mathrm{688067}}^1$

素因数の和:688080

約数の個数: 20

約数和(自身を含む): 127980648

約数和(自身を除く): 72935288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 688067, 1376134, 2752268, 3440335, 5504536, 6880670, 11009072, 13761340, 27522680, 55045360]

約数ペア:

[(1, 55045360), (2, 27522680), (4, 13761340), (5, 11009072), (8, 6880670), (10, 5504536), (16, 3440335), (20, 2752268), (40, 1376134), (80, 688067)]