40905656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6547}}^1$

素因数の和:6635

約数の個数: 32

約数和(自身を含む): 84862080

約数和(自身を除く): 43956424

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 6547, 13094, 26188, 52376, 72017, 144034, 288068, 464837, 576136, 929674, 1859348, 3718696, 5113207, 10226414, 20452828, 40905656]

約数ペア:

[(1, 40905656), (2, 20452828), (4, 10226414), (8, 5113207), (11, 3718696), (22, 1859348), (44, 929674), (71, 576136), (88, 464837), (142, 288068), (284, 144034), (568, 72017), (781, 52376), (1562, 26188), (3124, 13094), (6248, 6547)]