280180454404

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1321605917}}^1$

素因数の和:1321605974

約数の個数: 12

約数和(自身を含む): 499567037004

約数和(自身を除く): 219386582600

約数列:

[1, 2, 4, 53, 106, 212, 1321605917, 2643211834, 5286423668, 70045113601, 140090227202, 280180454404]

約数ペア:

[(1, 280180454404), (2, 140090227202), (4, 70045113601), (53, 5286423668), (106, 2643211834), (212, 1321605917)]