12402540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{68903}}^1$

素因数の和:68918

約数の個数: 36

約数和(自身を含む): 37621584

約数和(自身を除く): 25219044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 68903, 137806, 206709, 275612, 344515, 413418, 620127, 689030, 826836, 1033545, 1240254, 1378060, 2067090, 2480508, 3100635, 4134180, 6201270, 12402540]

約数ペア:

[(1, 12402540), (2, 6201270), (3, 4134180), (4, 3100635), (5, 2480508), (6, 2067090), (9, 1378060), (10, 1240254), (12, 1033545), (15, 826836), (18, 689030), (20, 620127), (30, 413418), (36, 344515), (45, 275612), (60, 206709), (90, 137806), (180, 68903)]