2400740020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{41927}}^1$

素因数の和:42352

約数の個数: 48

約数和(自身を含む): 5776001280

約数和(自身を除く): 3375261260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 818, 1636, 2045, 2863, 4090, 5726, 8180, 11452, 14315, 28630, 41927, 57260, 83854, 167708, 209635, 293489, 419270, 586978, 838540, 1173956, 1467445, 2934890, 5869780, 17148143, 34296286, 68592572, 85740715, 120037001, 171481430, 240074002, 342962860, 480148004, 600185005, 1200370010, 2400740020]

約数ペア:

[(1, 2400740020), (2, 1200370010), (4, 600185005), (5, 480148004), (7, 342962860), (10, 240074002), (14, 171481430), (20, 120037001), (28, 85740715), (35, 68592572), (70, 34296286), (140, 17148143), (409, 5869780), (818, 2934890), (1636, 1467445), (2045, 1173956), (2863, 838540), (4090, 586978), (5726, 419270), (8180, 293489), (11452, 209635), (14315, 167708), (28630, 83854), (41927, 57260)]