440960560

素因数分解:

$2^4\times 5^1\times {\mathrm{5512007}}^1$

素因数の和:5512020

約数の個数: 20

約数和(自身を含む): 1025233488

約数和(自身を除く): 584272928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5512007, 11024014, 22048028, 27560035, 44096056, 55120070, 88192112, 110240140, 220480280, 440960560]

約数ペア:

[(1, 440960560), (2, 220480280), (4, 110240140), (5, 88192112), (8, 55120070), (10, 44096056), (16, 27560035), (20, 22048028), (40, 11024014), (80, 5512007)]