2556355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 3283200

約数和(自身を除く): 726845

約数列:

[1, 5, 19, 71, 95, 355, 379, 1349, 1895, 6745, 7201, 26909, 36005, 134545, 511271, 2556355]

約数ペア:

[(1, 2556355), (5, 511271), (19, 134545), (71, 36005), (95, 26909), (355, 7201), (379, 6745), (1349, 1895)]