16664410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 35458560

約数和(自身を除く): 18794150

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 479, 490, 497, 710, 958, 994, 2395, 2485, 3353, 3479, 4790, 4970, 6706, 6958, 16765, 17395, 23471, 33530, 34009, 34790, 46942, 68018, 117355, 170045, 234710, 238063, 340090, 476126, 1190315, 1666441, 2380630, 3332882, 8332205, 16664410]

約数ペア:

[(1, 16664410), (2, 8332205), (5, 3332882), (7, 2380630), (10, 1666441), (14, 1190315), (35, 476126), (49, 340090), (70, 238063), (71, 234710), (98, 170045), (142, 117355), (245, 68018), (355, 46942), (479, 34790), (490, 34009), (497, 33530), (710, 23471), (958, 17395), (994, 16765), (2395, 6958), (2485, 6706), (3353, 4970), (3479, 4790)]