3898600

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 9201420

約数和(自身を除く): 5302820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 193, 200, 202, 386, 404, 505, 772, 808, 965, 1010, 1544, 1930, 2020, 2525, 3860, 4040, 4825, 5050, 7720, 9650, 10100, 19300, 19493, 20200, 38600, 38986, 77972, 97465, 155944, 194930, 389860, 487325, 779720, 974650, 1949300, 3898600]

約数ペア:

[(1, 3898600), (2, 1949300), (4, 974650), (5, 779720), (8, 487325), (10, 389860), (20, 194930), (25, 155944), (40, 97465), (50, 77972), (100, 38986), (101, 38600), (193, 20200), (200, 19493), (202, 19300), (386, 10100), (404, 9650), (505, 7720), (772, 5050), (808, 4825), (965, 4040), (1010, 3860), (1544, 2525), (1930, 2020)]