40839484

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20543}}^1$

素因数の和:20625

約数の個数: 24

約数和(自身を含む): 82833408

約数和(自身を除く): 41993924

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 20543, 41086, 82172, 143801, 287602, 575204, 1458553, 2917106, 5834212, 10209871, 20419742, 40839484]

約数ペア:

[(1, 40839484), (2, 20419742), (4, 10209871), (7, 5834212), (14, 2917106), (28, 1458553), (71, 575204), (142, 287602), (284, 143801), (497, 82172), (994, 41086), (1988, 20543)]