20145038410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{324449}}^1$

素因数の和:325350

約数の個数: 32

約数和(自身を含む): 41488070400

約数和(自身を除く): 21343031990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 887, 1774, 4435, 6209, 8870, 12418, 31045, 62090, 324449, 648898, 1622245, 2271143, 3244490, 4542286, 11355715, 22711430, 287786263, 575572526, 1438931315, 2014503841, 2877862630, 4029007682, 10072519205, 20145038410]

約数ペア:

[(1, 20145038410), (2, 10072519205), (5, 4029007682), (7, 2877862630), (10, 2014503841), (14, 1438931315), (35, 575572526), (70, 287786263), (887, 22711430), (1774, 11355715), (4435, 4542286), (6209, 3244490), (8870, 2271143), (12418, 1622245), (31045, 648898), (62090, 324449)]