20568420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114269}}^1$

素因数の和:114284

約数の個数: 36

約数和(自身を含む): 62391420

約数和(自身を除く): 41823000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114269, 228538, 342807, 457076, 571345, 685614, 1028421, 1142690, 1371228, 1714035, 2056842, 2285380, 3428070, 4113684, 5142105, 6856140, 10284210, 20568420]

約数ペア:

[(1, 20568420), (2, 10284210), (3, 6856140), (4, 5142105), (5, 4113684), (6, 3428070), (9, 2285380), (10, 2056842), (12, 1714035), (15, 1371228), (18, 1142690), (20, 1028421), (30, 685614), (36, 571345), (45, 457076), (60, 342807), (90, 228538), (180, 114269)]