1642970

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{479}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1813030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 479, 490, 686, 958, 1715, 2395, 3353, 3430, 4790, 6706, 16765, 23471, 33530, 46942, 117355, 164297, 234710, 328594, 821485, 1642970]

約数ペア:

[(1, 1642970), (2, 821485), (5, 328594), (7, 234710), (10, 164297), (14, 117355), (35, 46942), (49, 33530), (70, 23471), (98, 16765), (245, 6706), (343, 4790), (479, 3430), (490, 3353), (686, 2395), (958, 1715)]