213378420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3556307}}^1$

素因数の和:3556319

約数の個数: 24

約数和(自身を含む): 597459744

約数和(自身を除く): 384081324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3556307, 7112614, 10668921, 14225228, 17781535, 21337842, 35563070, 42675684, 53344605, 71126140, 106689210, 213378420]

約数ペア:

[(1, 213378420), (2, 106689210), (3, 71126140), (4, 53344605), (5, 42675684), (6, 35563070), (10, 21337842), (12, 17781535), (15, 14225228), (20, 10668921), (30, 7112614), (60, 3556307)]