8128340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36947}}^1$

素因数の和:36967

約数の個数: 24

約数和(自身を含む): 18621792

約数和(自身を除く): 10493452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 36947, 73894, 147788, 184735, 369470, 406417, 738940, 812834, 1625668, 2032085, 4064170, 8128340]

約数ペア:

[(1, 8128340), (2, 4064170), (4, 2032085), (5, 1625668), (10, 812834), (11, 738940), (20, 406417), (22, 369470), (44, 184735), (55, 147788), (110, 73894), (220, 36947)]