19750340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21011}}^1$

素因数の和:21067

約数の個数: 24

約数和(自身を含む): 42360192

約数和(自身を除く): 22609852

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 21011, 42022, 84044, 105055, 210110, 420220, 987517, 1975034, 3950068, 4937585, 9875170, 19750340]

約数ペア:

[(1, 19750340), (2, 9875170), (4, 4937585), (5, 3950068), (10, 1975034), (20, 987517), (47, 420220), (94, 210110), (188, 105055), (235, 84044), (470, 42022), (940, 21011)]