9873780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23509}}^1$

素因数の和:23528

約数の個数: 48

約数和(自身を含む): 31597440

約数和(自身を除く): 21723660

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, 23509, 47018, 70527, 94036, 117545, 141054, 164563, 235090, 282108, 329126, 352635, 470180, 493689, 658252, 705270, 822815, 987378, 1410540, 1645630, 1974756, 2468445, 3291260, 4936890, 9873780]

約数ペア:

[(1, 9873780), (2, 4936890), (3, 3291260), (4, 2468445), (5, 1974756), (6, 1645630), (7, 1410540), (10, 987378), (12, 822815), (14, 705270), (15, 658252), (20, 493689), (21, 470180), (28, 352635), (30, 329126), (35, 282108), (42, 235090), (60, 164563), (70, 141054), (84, 117545), (105, 94036), (140, 70527), (210, 47018), (420, 23509)]