1689920

素因数分解:

$2^6\times 5^1\times {\mathrm{5281}}^1$

素因数の和:5298

約数の個数: 28

約数和(自身を含む): 4024884

約数和(自身を除く): 2334964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5281, 10562, 21124, 26405, 42248, 52810, 84496, 105620, 168992, 211240, 337984, 422480, 844960, 1689920]

約数ペア:

[(1, 1689920), (2, 844960), (4, 422480), (5, 337984), (8, 211240), (10, 168992), (16, 105620), (20, 84496), (32, 52810), (40, 42248), (64, 26405), (80, 21124), (160, 10562), (320, 5281)]