40319888

素因数分解:

$2^4\times 7^1\times {\mathrm{599}}^1\times {\mathrm{601}}^1$

素因数の和:1215

約数の個数: 40

約数和(自身を含む): 89577600

約数和(自身を除く): 49257712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 599, 601, 1198, 1202, 2396, 2404, 4193, 4207, 4792, 4808, 8386, 8414, 9584, 9616, 16772, 16828, 33544, 33656, 67088, 67312, 359999, 719998, 1439996, 2519993, 2879992, 5039986, 5759984, 10079972, 20159944, 40319888]

約数ペア:

[(1, 40319888), (2, 20159944), (4, 10079972), (7, 5759984), (8, 5039986), (14, 2879992), (16, 2519993), (28, 1439996), (56, 719998), (112, 359999), (599, 67312), (601, 67088), (1198, 33656), (1202, 33544), (2396, 16828), (2404, 16772), (4193, 9616), (4207, 9584), (4792, 8414), (4808, 8386)]