40440748

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 72382464

約数和(自身を除く): 31941716

約数列:

[1, 2, 4, 71, 131, 142, 262, 284, 524, 1087, 2174, 4348, 9301, 18602, 37204, 77177, 142397, 154354, 284794, 308708, 569588, 10110187, 20220374, 40440748]

約数ペア:

[(1, 40440748), (2, 20220374), (4, 10110187), (71, 569588), (131, 308708), (142, 284794), (262, 154354), (284, 142397), (524, 77177), (1087, 37204), (2174, 18602), (4348, 9301)]