490985810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{55229}}^1$

素因数の和:55370

約数の個数: 32

約数和(自身を含む): 1017999360

約数和(自身を除く): 527013550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 4445, 8890, 55229, 110458, 276145, 386603, 552290, 773206, 1933015, 3866030, 7014083, 14028166, 35070415, 49098581, 70140830, 98197162, 245492905, 490985810]

約数ペア:

[(1, 490985810), (2, 245492905), (5, 98197162), (7, 70140830), (10, 49098581), (14, 35070415), (35, 14028166), (70, 7014083), (127, 3866030), (254, 1933015), (635, 773206), (889, 552290), (1270, 386603), (1778, 276145), (4445, 110458), (8890, 55229)]