247205810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{1439}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 457228800

約数和(自身を除く): 210022990

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 419, 838, 1439, 2095, 2878, 4190, 7195, 14390, 17179, 34358, 58999, 85895, 117998, 171790, 294995, 589990, 602941, 1205882, 3014705, 6029410, 24720581, 49441162, 123602905, 247205810]

約数ペア:

[(1, 247205810), (2, 123602905), (5, 49441162), (10, 24720581), (41, 6029410), (82, 3014705), (205, 1205882), (410, 602941), (419, 589990), (838, 294995), (1439, 171790), (2095, 117998), (2878, 85895), (4190, 58999), (7195, 34358), (14390, 17179)]