54279440

素因数分解:

$2^4\times 5^1\times {\mathrm{678493}}^1$

素因数の和:678506

約数の個数: 20

約数和(自身を含む): 126199884

約数和(自身を除く): 71920444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 678493, 1356986, 2713972, 3392465, 5427944, 6784930, 10855888, 13569860, 27139720, 54279440]

約数ペア:

[(1, 54279440), (2, 27139720), (4, 13569860), (5, 10855888), (8, 6784930), (10, 5427944), (16, 3392465), (20, 2713972), (40, 1356986), (80, 678493)]