1720188

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:754

約数の個数: 36

約数和(自身を含む): 4416048

約数和(自身を除く): 2695860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 673, 852, 1278, 1346, 2019, 2556, 2692, 4038, 6057, 8076, 12114, 24228, 47783, 95566, 143349, 191132, 286698, 430047, 573396, 860094, 1720188]

約数ペア:

[(1, 1720188), (2, 860094), (3, 573396), (4, 430047), (6, 286698), (9, 191132), (12, 143349), (18, 95566), (36, 47783), (71, 24228), (142, 12114), (213, 8076), (284, 6057), (426, 4038), (639, 2692), (673, 2556), (852, 2019), (1278, 1346)]