1063280

素因数分解:

$2^4\times 5^1\times {\mathrm{13291}}^1$

素因数の和:13304

約数の個数: 20

約数和(自身を含む): 2472312

約数和(自身を除く): 1409032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13291, 26582, 53164, 66455, 106328, 132910, 212656, 265820, 531640, 1063280]

約数ペア:

[(1, 1063280), (2, 531640), (4, 265820), (5, 212656), (8, 132910), (10, 106328), (16, 66455), (20, 53164), (40, 26582), (80, 13291)]