7340690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 15660864

約数和(自身を除く): 8320174

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 211, 245, 355, 422, 490, 497, 710, 994, 1055, 1477, 2110, 2485, 2954, 3479, 4970, 6958, 7385, 10339, 14770, 14981, 17395, 20678, 29962, 34790, 51695, 74905, 103390, 104867, 149810, 209734, 524335, 734069, 1048670, 1468138, 3670345, 7340690]

約数ペア:

[(1, 7340690), (2, 3670345), (5, 1468138), (7, 1048670), (10, 734069), (14, 524335), (35, 209734), (49, 149810), (70, 104867), (71, 103390), (98, 74905), (142, 51695), (211, 34790), (245, 29962), (355, 20678), (422, 17395), (490, 14981), (497, 14770), (710, 10339), (994, 7385), (1055, 6958), (1477, 4970), (2110, 3479), (2485, 2954)]