20255590

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 17566874

約数列:

[1, 2, 5, 10, 47, 71, 94, 142, 235, 355, 470, 607, 710, 1214, 3035, 3337, 6070, 6674, 16685, 28529, 33370, 43097, 57058, 86194, 142645, 215485, 285290, 430970, 2025559, 4051118, 10127795, 20255590]

約数ペア:

[(1, 20255590), (2, 10127795), (5, 4051118), (10, 2025559), (47, 430970), (71, 285290), (94, 215485), (142, 142645), (235, 86194), (355, 57058), (470, 43097), (607, 33370), (710, 28529), (1214, 16685), (3035, 6674), (3337, 6070)]