49450640

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4447}}^1$

素因数の和:4599

約数の個数: 40

約数和(自身を含む): 115825920

約数和(自身を除く): 66375280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 4447, 5560, 8894, 11120, 17788, 22235, 35576, 44470, 71152, 88940, 177880, 355760, 618133, 1236266, 2472532, 3090665, 4945064, 6181330, 9890128, 12362660, 24725320, 49450640]

約数ペア:

[(1, 49450640), (2, 24725320), (4, 12362660), (5, 9890128), (8, 6181330), (10, 4945064), (16, 3090665), (20, 2472532), (40, 1236266), (80, 618133), (139, 355760), (278, 177880), (556, 88940), (695, 71152), (1112, 44470), (1390, 35576), (2224, 22235), (2780, 17788), (4447, 11120), (5560, 8894)]