3876380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^2$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 8654520

約数和(自身を除く): 4778140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 3838, 7676, 9595, 10201, 19190, 20402, 38380, 40804, 51005, 102010, 193819, 204020, 387638, 775276, 969095, 1938190, 3876380]

約数ペア:

[(1, 3876380), (2, 1938190), (4, 969095), (5, 775276), (10, 387638), (19, 204020), (20, 193819), (38, 102010), (76, 51005), (95, 40804), (101, 38380), (190, 20402), (202, 19190), (380, 10201), (404, 9595), (505, 7676), (1010, 3838), (1919, 2020)]