9542820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{22721}}^1$

素因数の和:22740

約数の個数: 48

約数和(自身を含む): 30538368

約数和(自身を除く): 20995548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 22721, 45442, 68163, 90884, 113605, 136326, 159047, 227210, 272652, 318094, 340815, 454420, 477141, 636188, 681630, 795235, 954282, 1363260, 1590470, 1908564, 2385705, 3180940, 4771410, 9542820]

約数ペア:

[(1, 9542820), (2, 4771410), (3, 3180940), (4, 2385705), (5, 1908564), (6, 1590470), (7, 1363260), (10, 954282), (12, 795235), (14, 681630), (15, 636188), (20, 477141), (21, 454420), (28, 340815), (30, 318094), (35, 272652), (42, 227210), (60, 159047), (70, 136326), (84, 113605), (105, 90884), (140, 68163), (210, 45442), (420, 22721)]