15560120

素因数分解:

$2^3\times 5^1\times {\mathrm{389003}}^1$

素因数の和:389014

約数の個数: 16

約数和(自身を含む): 35010360

約数和(自身を除く): 19450240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389003, 778006, 1556012, 1945015, 3112024, 3890030, 7780060, 15560120]

約数ペア:

[(1, 15560120), (2, 7780060), (4, 3890030), (5, 3112024), (8, 1945015), (10, 1556012), (20, 778006), (40, 389003)]