12135780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67421}}^1$

素因数の和:67436

約数の個数: 36

約数和(自身を含む): 36812412

約数和(自身を除く): 24676632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 67421, 134842, 202263, 269684, 337105, 404526, 606789, 674210, 809052, 1011315, 1213578, 1348420, 2022630, 2427156, 3033945, 4045260, 6067890, 12135780]

約数ペア:

[(1, 12135780), (2, 6067890), (3, 4045260), (4, 3033945), (5, 2427156), (6, 2022630), (9, 1348420), (10, 1213578), (12, 1011315), (15, 809052), (18, 674210), (20, 606789), (30, 404526), (36, 337105), (45, 269684), (60, 202263), (90, 134842), (180, 67421)]