12980590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 27702000

約数和(自身を除く): 14721410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 98, 118, 245, 295, 413, 449, 490, 590, 826, 898, 2065, 2245, 2891, 3143, 4130, 4490, 5782, 6286, 14455, 15715, 22001, 26491, 28910, 31430, 44002, 52982, 110005, 132455, 185437, 220010, 264910, 370874, 927185, 1298059, 1854370, 2596118, 6490295, 12980590]

約数ペア:

[(1, 12980590), (2, 6490295), (5, 2596118), (7, 1854370), (10, 1298059), (14, 927185), (35, 370874), (49, 264910), (59, 220010), (70, 185437), (98, 132455), (118, 110005), (245, 52982), (295, 44002), (413, 31430), (449, 28910), (490, 26491), (590, 22001), (826, 15715), (898, 14455), (2065, 6286), (2245, 5782), (2891, 4490), (3143, 4130)]