20208420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37423}}^1$

素因数の和:37441

約数の個数: 48

約数和(自身を含む): 62872320

約数和(自身を除く): 42663900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37423, 74846, 112269, 149692, 187115, 224538, 336807, 374230, 449076, 561345, 673614, 748460, 1010421, 1122690, 1347228, 1684035, 2020842, 2245380, 3368070, 4041684, 5052105, 6736140, 10104210, 20208420]

約数ペア:

[(1, 20208420), (2, 10104210), (3, 6736140), (4, 5052105), (5, 4041684), (6, 3368070), (9, 2245380), (10, 2020842), (12, 1684035), (15, 1347228), (18, 1122690), (20, 1010421), (27, 748460), (30, 673614), (36, 561345), (45, 449076), (54, 374230), (60, 336807), (90, 224538), (108, 187115), (135, 149692), (180, 112269), (270, 74846), (540, 37423)]