55681540

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{1951}}^1$

素因数の和:3387

約数の個数: 24

約数和(自身を含む): 117073152

約数和(自身を除く): 61391612

約数列:

[1, 2, 4, 5, 10, 20, 1427, 1951, 2854, 3902, 5708, 7135, 7804, 9755, 14270, 19510, 28540, 39020, 2784077, 5568154, 11136308, 13920385, 27840770, 55681540]

約数ペア:

[(1, 55681540), (2, 27840770), (4, 13920385), (5, 11136308), (10, 5568154), (20, 2784077), (1427, 39020), (1951, 28540), (2854, 19510), (3902, 14270), (5708, 9755), (7135, 7804)]