1569399020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{487391}}^1$

素因数の和:487430

約数の個数: 48

約数和(自身を含む): 3930329088

約数和(自身を除く): 2360930068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 487391, 974782, 1949564, 2436955, 3411737, 4873910, 6823474, 9747820, 11209993, 13646948, 17058685, 22419986, 34117370, 44839972, 56049965, 68234740, 78469951, 112099930, 156939902, 224199860, 313879804, 392349755, 784699510, 1569399020]

約数ペア:

[(1, 1569399020), (2, 784699510), (4, 392349755), (5, 313879804), (7, 224199860), (10, 156939902), (14, 112099930), (20, 78469951), (23, 68234740), (28, 56049965), (35, 44839972), (46, 34117370), (70, 22419986), (92, 17058685), (115, 13646948), (140, 11209993), (161, 9747820), (230, 6823474), (322, 4873910), (460, 3411737), (644, 2436955), (805, 1949564), (1610, 974782), (3220, 487391)]