16217740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10531}}^1$

素因数の和:10558

約数の個数: 48

約数和(自身を含む): 42465024

約数和(自身を除く): 26247284

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, 10531, 21062, 42124, 52655, 73717, 105310, 115841, 147434, 210620, 231682, 294868, 368585, 463364, 579205, 737170, 810887, 1158410, 1474340, 1621774, 2316820, 3243548, 4054435, 8108870, 16217740]

約数ペア:

[(1, 16217740), (2, 8108870), (4, 4054435), (5, 3243548), (7, 2316820), (10, 1621774), (11, 1474340), (14, 1158410), (20, 810887), (22, 737170), (28, 579205), (35, 463364), (44, 368585), (55, 294868), (70, 231682), (77, 210620), (110, 147434), (140, 115841), (154, 105310), (220, 73717), (308, 52655), (385, 42124), (770, 21062), (1540, 10531)]