2600120

素因数分解:

$2^3\times 5^1\times {\mathrm{65003}}^1$

素因数の和:65014

約数の個数: 16

約数和(自身を含む): 5850360

約数和(自身を除く): 3250240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 65003, 130006, 260012, 325015, 520024, 650030, 1300060, 2600120]

約数ペア:

[(1, 2600120), (2, 1300060), (4, 650030), (5, 520024), (8, 325015), (10, 260012), (20, 130006), (40, 65003)]