28835120

素因数分解:

$2^4\times 5^1\times {\mathrm{360439}}^1$

素因数の和:360452

約数の個数: 20

約数和(自身を含む): 67041840

約数和(自身を除く): 38206720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 360439, 720878, 1441756, 1802195, 2883512, 3604390, 5767024, 7208780, 14417560, 28835120]

約数ペア:

[(1, 28835120), (2, 14417560), (4, 7208780), (5, 5767024), (8, 3604390), (10, 2883512), (16, 1802195), (20, 1441756), (40, 720878), (80, 360439)]