28016380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{200117}}^1$

素因数の和:200133

約数の個数: 24

約数和(自身を含む): 67239648

約数和(自身を除く): 39223268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 200117, 400234, 800468, 1000585, 1400819, 2001170, 2801638, 4002340, 5603276, 7004095, 14008190, 28016380]

約数ペア:

[(1, 28016380), (2, 14008190), (4, 7004095), (5, 5603276), (7, 4002340), (10, 2801638), (14, 2001170), (20, 1400819), (28, 1000585), (35, 800468), (70, 400234), (140, 200117)]