137609840

素因数分解:

$2^4\times 5^1\times {\mathrm{1720123}}^1$

素因数の和:1720136

約数の個数: 20

約数和(自身を含む): 319943064

約数和(自身を除く): 182333224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1720123, 3440246, 6880492, 8600615, 13760984, 17201230, 27521968, 34402460, 68804920, 137609840]

約数ペア:

[(1, 137609840), (2, 68804920), (4, 34402460), (5, 27521968), (8, 17201230), (10, 13760984), (16, 8600615), (20, 6880492), (40, 3440246), (80, 1720123)]