2042177780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{804007}}^1$

素因数の和:804143

約数の個数: 24

約数和(自身を含む): 4322347008

約数和(自身を除く): 2280169228

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 804007, 1608014, 3216028, 4020035, 8040070, 16080140, 102108889, 204217778, 408435556, 510544445, 1021088890, 2042177780]

約数ペア:

[(1, 2042177780), (2, 1021088890), (4, 510544445), (5, 408435556), (10, 204217778), (20, 102108889), (127, 16080140), (254, 8040070), (508, 4020035), (635, 3216028), (1270, 1608014), (2540, 804007)]