51318420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{855307}}^1$

素因数の和:855319

約数の個数: 24

約数和(自身を含む): 143691744

約数和(自身を除く): 92373324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 855307, 1710614, 2565921, 3421228, 4276535, 5131842, 8553070, 10263684, 12829605, 17106140, 25659210, 51318420]

約数ペア:

[(1, 51318420), (2, 25659210), (3, 17106140), (4, 12829605), (5, 10263684), (6, 8553070), (10, 5131842), (12, 4276535), (15, 3421228), (20, 2565921), (30, 1710614), (60, 855307)]