12380120

素因数分解:

$2^3\times 5^1\times {\mathrm{309503}}^1$

素因数の和:309514

約数の個数: 16

約数和(自身を含む): 27855360

約数和(自身を除く): 15475240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 309503, 619006, 1238012, 1547515, 2476024, 3095030, 6190060, 12380120]

約数ペア:

[(1, 12380120), (2, 6190060), (4, 3095030), (5, 2476024), (8, 1547515), (10, 1238012), (20, 619006), (40, 309503)]