7680805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 10108800

約数和(自身を除く): 2427995

約数列:

[1, 5, 11, 55, 359, 389, 1795, 1945, 3949, 4279, 19745, 21395, 139651, 698255, 1536161, 7680805]

約数ペア:

[(1, 7680805), (5, 1536161), (11, 698255), (55, 139651), (359, 21395), (389, 19745), (1795, 4279), (1945, 3949)]