879968140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{427169}}^1$

素因数の和:427281

約数の個数: 24

約数和(自身を含む): 1865878560

約数和(自身を除く): 985910420

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 427169, 854338, 1708676, 2135845, 4271690, 8543380, 43998407, 87996814, 175993628, 219992035, 439984070, 879968140]

約数ペア:

[(1, 879968140), (2, 439984070), (4, 219992035), (5, 175993628), (10, 87996814), (20, 43998407), (103, 8543380), (206, 4271690), (412, 2135845), (515, 1708676), (1030, 854338), (2060, 427169)]