139345760

素因数分解:

$2^5\times 5^1\times {\mathrm{870911}}^1$

素因数の和:870926

約数の個数: 24

約数和(自身を含む): 329204736

約数和(自身を除く): 189858976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 870911, 1741822, 3483644, 4354555, 6967288, 8709110, 13934576, 17418220, 27869152, 34836440, 69672880, 139345760]

約数ペア:

[(1, 139345760), (2, 69672880), (4, 34836440), (5, 27869152), (8, 17418220), (10, 13934576), (16, 8709110), (20, 6967288), (32, 4354555), (40, 3483644), (80, 1741822), (160, 870911)]