400477216

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{140617}}^1$

素因数の和:140716

約数の個数: 24

約数和(自身を含む): 797304060

約数和(自身を除く): 396826844

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 140617, 281234, 562468, 1124936, 2249872, 4499744, 12514913, 25029826, 50059652, 100119304, 200238608, 400477216]

約数ペア:

[(1, 400477216), (2, 200238608), (4, 100119304), (8, 50059652), (16, 25029826), (32, 12514913), (89, 4499744), (178, 2249872), (356, 1124936), (712, 562468), (1424, 281234), (2848, 140617)]