20803523930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297193199}}^1$

素因数の和:297193213

約数の個数: 16

約数和(自身を含む): 42795820800

約数和(自身を除く): 21992296870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297193199, 594386398, 1485965995, 2080352393, 2971931990, 4160704786, 10401761965, 20803523930]

約数ペア:

[(1, 20803523930), (2, 10401761965), (5, 4160704786), (7, 2971931990), (10, 2080352393), (14, 1485965995), (35, 594386398), (70, 297193199)]