140426560

素因数分解:

$2^6\times 5^1\times {\mathrm{438833}}^1$

素因数の和:438850

約数の個数: 28

約数和(自身を含む): 334391508

約数和(自身を除く): 193964948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 438833, 877666, 1755332, 2194165, 3510664, 4388330, 7021328, 8776660, 14042656, 17553320, 28085312, 35106640, 70213280, 140426560]

約数ペア:

[(1, 140426560), (2, 70213280), (4, 35106640), (5, 28085312), (8, 17553320), (10, 14042656), (16, 8776660), (20, 7021328), (32, 4388330), (40, 3510664), (64, 2194165), (80, 1755332), (160, 877666), (320, 438833)]