640053616

素因数分解:

$2^4\times {\mathrm{3581}}^1\times {\mathrm{11171}}^1$

素因数の和:14760

約数の個数: 20

約数和(自身を含む): 1240561224

約数和(自身を除く): 600507608

約数列:

[1, 2, 4, 8, 16, 3581, 7162, 11171, 14324, 22342, 28648, 44684, 57296, 89368, 178736, 40003351, 80006702, 160013404, 320026808, 640053616]

約数ペア:

[(1, 640053616), (2, 320026808), (4, 160013404), (8, 80006702), (16, 40003351), (3581, 178736), (7162, 89368), (11171, 57296), (14324, 44684), (22342, 28648)]