30727120

素因数分解:

$2^4\times 5^1\times {\mathrm{384089}}^1$

素因数の和:384102

約数の個数: 20

約数和(自身を含む): 71440740

約数和(自身を除く): 40713620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 384089, 768178, 1536356, 1920445, 3072712, 3840890, 6145424, 7681780, 15363560, 30727120]

約数ペア:

[(1, 30727120), (2, 15363560), (4, 7681780), (5, 6145424), (8, 3840890), (10, 3072712), (16, 1920445), (20, 1536356), (40, 768178), (80, 384089)]