8702540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5651}}^1$

素因数の和:5678

約数の個数: 48

約数和(自身を含む): 22788864

約数和(自身を除く): 14086324

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, 5651, 11302, 22604, 28255, 39557, 56510, 62161, 79114, 113020, 124322, 158228, 197785, 248644, 310805, 395570, 435127, 621610, 791140, 870254, 1243220, 1740508, 2175635, 4351270, 8702540]

約数ペア:

[(1, 8702540), (2, 4351270), (4, 2175635), (5, 1740508), (7, 1243220), (10, 870254), (11, 791140), (14, 621610), (20, 435127), (22, 395570), (28, 310805), (35, 248644), (44, 197785), (55, 158228), (70, 124322), (77, 113020), (110, 79114), (140, 62161), (154, 56510), (220, 39557), (308, 28255), (385, 22604), (770, 11302), (1540, 5651)]