1071220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2819}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 2368800

約数和(自身を除く): 1297580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2819, 5638, 11276, 14095, 28190, 53561, 56380, 107122, 214244, 267805, 535610, 1071220]

約数ペア:

[(1, 1071220), (2, 535610), (4, 267805), (5, 214244), (10, 107122), (19, 56380), (20, 53561), (38, 28190), (76, 14095), (95, 11276), (190, 5638), (380, 2819)]