40390444

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{77081}}^1$

素因数の和:77216

約数の個数: 12

約数和(自身を含む): 71223768

約数和(自身を除く): 30833324

約数列:

[1, 2, 4, 131, 262, 524, 77081, 154162, 308324, 10097611, 20195222, 40390444]

約数ペア:

[(1, 40390444), (2, 20195222), (4, 10097611), (131, 308324), (262, 154162), (524, 77081)]