19097200

素因数分解:

$2^4\times 5^2\times {\mathrm{47743}}^1$

素因数の和:47761

約数の個数: 30

約数和(自身を含む): 45881984

約数和(自身を除く): 26784784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 47743, 95486, 190972, 238715, 381944, 477430, 763888, 954860, 1193575, 1909720, 2387150, 3819440, 4774300, 9548600, 19097200]

約数ペア:

[(1, 19097200), (2, 9548600), (4, 4774300), (5, 3819440), (8, 2387150), (10, 1909720), (16, 1193575), (20, 954860), (25, 763888), (40, 477430), (50, 381944), (80, 238715), (100, 190972), (200, 95486), (400, 47743)]