9665740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1409}}^1$

素因数の和:1439

約数の個数: 48

約数和(自身を含む): 23688000

約数和(自身を除く): 14022260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1409, 1715, 2818, 3430, 5636, 6860, 7045, 9863, 14090, 19726, 28180, 39452, 49315, 69041, 98630, 138082, 197260, 276164, 345205, 483287, 690410, 966574, 1380820, 1933148, 2416435, 4832870, 9665740]

約数ペア:

[(1, 9665740), (2, 4832870), (4, 2416435), (5, 1933148), (7, 1380820), (10, 966574), (14, 690410), (20, 483287), (28, 345205), (35, 276164), (49, 197260), (70, 138082), (98, 98630), (140, 69041), (196, 49315), (245, 39452), (343, 28180), (490, 19726), (686, 14090), (980, 9863), (1372, 7045), (1409, 6860), (1715, 5636), (2818, 3430)]