1289254310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{32159}}^1$

素因数の和:32396

約数の個数: 32

約数和(自身を含む): 2454451200

約数和(自身を除く): 1165196890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 1055, 2110, 4009, 8018, 20045, 32159, 40090, 64318, 160795, 321590, 611021, 1222042, 3055105, 6110210, 6785549, 13571098, 33927745, 67855490, 128925431, 257850862, 644627155, 1289254310]

約数ペア:

[(1, 1289254310), (2, 644627155), (5, 257850862), (10, 128925431), (19, 67855490), (38, 33927745), (95, 13571098), (190, 6785549), (211, 6110210), (422, 3055105), (1055, 1222042), (2110, 611021), (4009, 321590), (8018, 160795), (20045, 64318), (32159, 40090)]