89393780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{638527}}^1$

素因数の和:638543

約数の個数: 24

約数和(自身を含む): 214545408

約数和(自身を除く): 125151628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 638527, 1277054, 2554108, 3192635, 4469689, 6385270, 8939378, 12770540, 17878756, 22348445, 44696890, 89393780]

約数ペア:

[(1, 89393780), (2, 44696890), (4, 22348445), (5, 17878756), (7, 12770540), (10, 8939378), (14, 6385270), (20, 4469689), (28, 3192635), (35, 2554108), (70, 1277054), (140, 638527)]