40987484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{539309}}^1$

素因数の和:539332

約数の個数: 12

約数和(自身を含む): 75503400

約数和(自身を除く): 34515916

約数列:

[1, 2, 4, 19, 38, 76, 539309, 1078618, 2157236, 10246871, 20493742, 40987484]

約数ペア:

[(1, 40987484), (2, 20493742), (4, 10246871), (19, 2157236), (38, 1078618), (76, 539309)]