2201800280

素因数分解:

$2^3\times 5^1\times {\mathrm{55045007}}^1$

素因数の和:55045018

約数の個数: 16

約数和(自身を含む): 4954050720

約数和(自身を除く): 2752250440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 55045007, 110090014, 220180028, 275225035, 440360056, 550450070, 1100900140, 2201800280]

約数ペア:

[(1, 2201800280), (2, 1100900140), (4, 550450070), (5, 440360056), (8, 275225035), (10, 220180028), (20, 110090014), (40, 55045007)]