1179980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1439}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 2540160

約数和(自身を除く): 1360180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1439, 2878, 5756, 7195, 14390, 28780, 58999, 117998, 235996, 294995, 589990, 1179980]

約数ペア:

[(1, 1179980), (2, 589990), (4, 294995), (5, 235996), (10, 117998), (20, 58999), (41, 28780), (82, 14390), (164, 7195), (205, 5756), (410, 2878), (820, 1439)]