40427912

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 90055680

約数和(自身を除く): 49627768

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 103, 163, 172, 206, 301, 326, 344, 412, 602, 652, 721, 824, 1141, 1204, 1304, 1442, 2282, 2408, 2884, 4429, 4564, 5768, 7009, 8858, 9128, 14018, 16789, 17716, 28036, 31003, 33578, 35432, 49063, 56072, 62006, 67156, 98126, 117523, 124012, 134312, 196252, 235046, 248024, 392504, 470092, 721927, 940184, 1443854, 2887708, 5053489, 5775416, 10106978, 20213956, 40427912]

約数ペア:

[(1, 40427912), (2, 20213956), (4, 10106978), (7, 5775416), (8, 5053489), (14, 2887708), (28, 1443854), (43, 940184), (56, 721927), (86, 470092), (103, 392504), (163, 248024), (172, 235046), (206, 196252), (301, 134312), (326, 124012), (344, 117523), (412, 98126), (602, 67156), (652, 62006), (721, 56072), (824, 49063), (1141, 35432), (1204, 33578), (1304, 31003), (1442, 28036), (2282, 17716), (2408, 16789), (2884, 14018), (4429, 9128), (4564, 8858), (5768, 7009)]