13712080

素因数分解:

$2^4\times 5^1\times {\mathrm{171401}}^1$

素因数の和:171414

約数の個数: 20

約数和(自身を含む): 31880772

約数和(自身を除く): 18168692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 171401, 342802, 685604, 857005, 1371208, 1714010, 2742416, 3428020, 6856040, 13712080]

約数ペア:

[(1, 13712080), (2, 6856040), (4, 3428020), (5, 2742416), (8, 1714010), (10, 1371208), (16, 857005), (20, 685604), (40, 342802), (80, 171401)]