13008420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{72269}}^1$

素因数の和:72284

約数の個数: 36

約数和(自身を含む): 39459420

約数和(自身を除く): 26451000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 72269, 144538, 216807, 289076, 361345, 433614, 650421, 722690, 867228, 1084035, 1300842, 1445380, 2168070, 2601684, 3252105, 4336140, 6504210, 13008420]

約数ペア:

[(1, 13008420), (2, 6504210), (3, 4336140), (4, 3252105), (5, 2601684), (6, 2168070), (9, 1445380), (10, 1300842), (12, 1084035), (15, 867228), (18, 722690), (20, 650421), (30, 433614), (36, 361345), (45, 289076), (60, 216807), (90, 144538), (180, 72269)]