2665880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9521}}^1$

素因数の和:9539

約数の個数: 32

約数和(自身を含む): 6855840

約数和(自身を除く): 4189960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9521, 19042, 38084, 47605, 66647, 76168, 95210, 133294, 190420, 266588, 333235, 380840, 533176, 666470, 1332940, 2665880]

約数ペア:

[(1, 2665880), (2, 1332940), (4, 666470), (5, 533176), (7, 380840), (8, 333235), (10, 266588), (14, 190420), (20, 133294), (28, 95210), (35, 76168), (40, 66647), (56, 47605), (70, 38084), (140, 19042), (280, 9521)]