28878420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{481307}}^1$

素因数の和:481319

約数の個数: 24

約数和(自身を含む): 80859744

約数和(自身を除く): 51981324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 481307, 962614, 1443921, 1925228, 2406535, 2887842, 4813070, 5775684, 7219605, 9626140, 14439210, 28878420]

約数ペア:

[(1, 28878420), (2, 14439210), (3, 9626140), (4, 7219605), (5, 5775684), (6, 4813070), (10, 2887842), (12, 2406535), (15, 1925228), (20, 1443921), (30, 962614), (60, 481307)]