1078491820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7703513}}^1$

素因数の和:7703529

約数の個数: 24

約数和(自身を含む): 2588380704

約数和(自身を除く): 1509888884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7703513, 15407026, 30814052, 38517565, 53924591, 77035130, 107849182, 154070260, 215698364, 269622955, 539245910, 1078491820]

約数ペア:

[(1, 1078491820), (2, 539245910), (4, 269622955), (5, 215698364), (7, 154070260), (10, 107849182), (14, 77035130), (20, 53924591), (28, 38517565), (35, 30814052), (70, 15407026), (140, 7703513)]