13285580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8627}}^1$

素因数の和:8654

約数の個数: 48

約数和(自身を含む): 34788096

約数和(自身を除く): 21502516

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8627, 17254, 34508, 43135, 60389, 86270, 94897, 120778, 172540, 189794, 241556, 301945, 379588, 474485, 603890, 664279, 948970, 1207780, 1328558, 1897940, 2657116, 3321395, 6642790, 13285580]

約数ペア:

[(1, 13285580), (2, 6642790), (4, 3321395), (5, 2657116), (7, 1897940), (10, 1328558), (11, 1207780), (14, 948970), (20, 664279), (22, 603890), (28, 474485), (35, 379588), (44, 301945), (55, 241556), (70, 189794), (77, 172540), (110, 120778), (140, 94897), (154, 86270), (220, 60389), (308, 43135), (385, 34508), (770, 17254), (1540, 8627)]