2481580

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 5257728

約数和(自身を除く): 2776148

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 977, 1270, 1954, 2540, 3908, 4885, 9770, 19540, 124079, 248158, 496316, 620395, 1240790, 2481580]

約数ペア:

[(1, 2481580), (2, 1240790), (4, 620395), (5, 496316), (10, 248158), (20, 124079), (127, 19540), (254, 9770), (508, 4885), (635, 3908), (977, 2540), (1270, 1954)]