7752920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{27689}}^1$

素因数の和:27707

約数の個数: 32

約数和(自身を含む): 19936800

約数和(自身を除く): 12183880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 27689, 55378, 110756, 138445, 193823, 221512, 276890, 387646, 553780, 775292, 969115, 1107560, 1550584, 1938230, 3876460, 7752920]

約数ペア:

[(1, 7752920), (2, 3876460), (4, 1938230), (5, 1550584), (7, 1107560), (8, 969115), (10, 775292), (14, 553780), (20, 387646), (28, 276890), (35, 221512), (40, 193823), (56, 138445), (70, 110756), (140, 55378), (280, 27689)]