490069886

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 773160960

約数和(自身を除く): 283091074

約数列:

[1, 2, 31, 62, 109, 127, 218, 254, 571, 1142, 3379, 3937, 6758, 7874, 13843, 17701, 27686, 35402, 62239, 72517, 124478, 145034, 429133, 858266, 1929409, 2248027, 3858818, 4496054, 7904353, 15808706, 245034943, 490069886]

約数ペア:

[(1, 490069886), (2, 245034943), (31, 15808706), (62, 7904353), (109, 4496054), (127, 3858818), (218, 2248027), (254, 1929409), (571, 858266), (1142, 429133), (3379, 145034), (3937, 124478), (6758, 72517), (7874, 62239), (13843, 35402), (17701, 27686)]