39997370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15443}}^1$

素因数の和:15494

約数の個数: 32

約数和(自身を含む): 84509568

約数和(自身を除く): 44512198

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 15443, 30886, 77215, 108101, 154430, 216202, 540505, 571391, 1081010, 1142782, 2856955, 3999737, 5713910, 7999474, 19998685, 39997370]

約数ペア:

[(1, 39997370), (2, 19998685), (5, 7999474), (7, 5713910), (10, 3999737), (14, 2856955), (35, 1142782), (37, 1081010), (70, 571391), (74, 540505), (185, 216202), (259, 154430), (370, 108101), (518, 77215), (1295, 30886), (2590, 15443)]