2549890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 5328000

約数和(自身を除く): 2778110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 499, 511, 730, 998, 1022, 2495, 2555, 3493, 4990, 5110, 6986, 17465, 34930, 36427, 72854, 182135, 254989, 364270, 509978, 1274945, 2549890]

約数ペア:

[(1, 2549890), (2, 1274945), (5, 509978), (7, 364270), (10, 254989), (14, 182135), (35, 72854), (70, 36427), (73, 34930), (146, 17465), (365, 6986), (499, 5110), (511, 4990), (730, 3493), (998, 2555), (1022, 2495)]