20950700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{9109}}^1$

素因数の和:9146

約数の個数: 36

約数和(自身を含む): 47444880

約数和(自身を除く): 26494180

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 9109, 18218, 36436, 45545, 91090, 182180, 209507, 227725, 419014, 455450, 838028, 910900, 1047535, 2095070, 4190140, 5237675, 10475350, 20950700]

約数ペア:

[(1, 20950700), (2, 10475350), (4, 5237675), (5, 4190140), (10, 2095070), (20, 1047535), (23, 910900), (25, 838028), (46, 455450), (50, 419014), (92, 227725), (100, 209507), (115, 182180), (230, 91090), (460, 45545), (575, 36436), (1150, 18218), (2300, 9109)]