7872560

素因数分解:

$2^4\times 5^1\times {\mathrm{98407}}^1$

素因数の和:98420

約数の個数: 20

約数和(自身を含む): 18303888

約数和(自身を除く): 10431328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 98407, 196814, 393628, 492035, 787256, 984070, 1574512, 1968140, 3936280, 7872560]

約数ペア:

[(1, 7872560), (2, 3936280), (4, 1968140), (5, 1574512), (8, 984070), (10, 787256), (16, 492035), (20, 393628), (40, 196814), (80, 98407)]