20101980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{335033}}^1$

素因数の和:335045

約数の個数: 24

約数和(自身を含む): 56285712

約数和(自身を除く): 36183732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 335033, 670066, 1005099, 1340132, 1675165, 2010198, 3350330, 4020396, 5025495, 6700660, 10050990, 20101980]

約数ペア:

[(1, 20101980), (2, 10050990), (3, 6700660), (4, 5025495), (5, 4020396), (6, 3350330), (10, 2010198), (12, 1675165), (15, 1340132), (20, 1005099), (30, 670066), (60, 335033)]