39243890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2657}}^1$

素因数の和:2882

約数の個数: 32

約数和(自身を含む): 81143424

約数和(自身を除く): 41899534

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 1055, 1477, 2110, 2657, 2954, 5314, 7385, 13285, 14770, 18599, 26570, 37198, 92995, 185990, 560627, 1121254, 2803135, 3924389, 5606270, 7848778, 19621945, 39243890]

約数ペア:

[(1, 39243890), (2, 19621945), (5, 7848778), (7, 5606270), (10, 3924389), (14, 2803135), (35, 1121254), (70, 560627), (211, 185990), (422, 92995), (1055, 37198), (1477, 26570), (2110, 18599), (2657, 14770), (2954, 13285), (5314, 7385)]