12748140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{70823}}^1$

素因数の和:70838

約数の個数: 36

約数和(自身を含む): 38669904

約数和(自身を除く): 25921764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 70823, 141646, 212469, 283292, 354115, 424938, 637407, 708230, 849876, 1062345, 1274814, 1416460, 2124690, 2549628, 3187035, 4249380, 6374070, 12748140]

約数ペア:

[(1, 12748140), (2, 6374070), (3, 4249380), (4, 3187035), (5, 2549628), (6, 2124690), (9, 1416460), (10, 1274814), (12, 1062345), (15, 849876), (18, 708230), (20, 637407), (30, 424938), (36, 354115), (45, 283292), (60, 212469), (90, 141646), (180, 70823)]