2840025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 4945120

約数和(自身を除く): 2105095

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 1993, 5979, 9965, 29895, 37867, 49825, 113601, 149475, 189335, 568005, 946675, 2840025]

約数ペア:

[(1, 2840025), (3, 946675), (5, 568005), (15, 189335), (19, 149475), (25, 113601), (57, 49825), (75, 37867), (95, 29895), (285, 9965), (475, 5979), (1425, 1993)]