10177780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4007}}^1$

素因数の和:4143

約数の個数: 24

約数和(自身を含む): 21547008

約数和(自身を除く): 11369228

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 4007, 8014, 16028, 20035, 40070, 80140, 508889, 1017778, 2035556, 2544445, 5088890, 10177780]

約数ペア:

[(1, 10177780), (2, 5088890), (4, 2544445), (5, 2035556), (10, 1017778), (20, 508889), (127, 80140), (254, 40070), (508, 20035), (635, 16028), (1270, 8014), (2540, 4007)]