12718700

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{659}}^1$

素因数の和:866

約数の個数: 36

約数和(自身を含む): 27784680

約数和(自身を除く): 15065980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 386, 659, 772, 965, 1318, 1930, 2636, 3295, 3860, 4825, 6590, 9650, 13180, 16475, 19300, 32950, 65900, 127187, 254374, 508748, 635935, 1271870, 2543740, 3179675, 6359350, 12718700]

約数ペア:

[(1, 12718700), (2, 6359350), (4, 3179675), (5, 2543740), (10, 1271870), (20, 635935), (25, 508748), (50, 254374), (100, 127187), (193, 65900), (386, 32950), (659, 19300), (772, 16475), (965, 13180), (1318, 9650), (1930, 6590), (2636, 4825), (3295, 3860)]