13997480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{49991}}^1$

素因数の和:50009

約数の個数: 32

約数和(自身を含む): 35994240

約数和(自身を除く): 21996760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 49991, 99982, 199964, 249955, 349937, 399928, 499910, 699874, 999820, 1399748, 1749685, 1999640, 2799496, 3499370, 6998740, 13997480]

約数ペア:

[(1, 13997480), (2, 6998740), (4, 3499370), (5, 2799496), (7, 1999640), (8, 1749685), (10, 1399748), (14, 999820), (20, 699874), (28, 499910), (35, 399928), (40, 349937), (56, 249955), (70, 199964), (140, 99982), (280, 49991)]