1712560

素因数分解:

$2^4\times 5^1\times {\mathrm{21407}}^1$

素因数の和:21420

約数の個数: 20

約数和(自身を含む): 3981888

約数和(自身を除く): 2269328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21407, 42814, 85628, 107035, 171256, 214070, 342512, 428140, 856280, 1712560]

約数ペア:

[(1, 1712560), (2, 856280), (4, 428140), (5, 342512), (8, 214070), (10, 171256), (16, 107035), (20, 85628), (40, 42814), (80, 21407)]