22369970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 47573568

約数和(自身を除く): 25203598

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 643, 710, 994, 1286, 2485, 3215, 3479, 4501, 4970, 6430, 6958, 9002, 17395, 22505, 31507, 34790, 45010, 45653, 63014, 91306, 157535, 228265, 315070, 319571, 456530, 639142, 1597855, 2236997, 3195710, 4473994, 11184985, 22369970]

約数ペア:

[(1, 22369970), (2, 11184985), (5, 4473994), (7, 3195710), (10, 2236997), (14, 1597855), (35, 639142), (49, 456530), (70, 319571), (71, 315070), (98, 228265), (142, 157535), (245, 91306), (355, 63014), (490, 45653), (497, 45010), (643, 34790), (710, 31507), (994, 22505), (1286, 17395), (2485, 9002), (3215, 6958), (3479, 6430), (4501, 4970)]