2000872580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{621389}}^1$

素因数の和:621428

約数の個数: 48

約数和(自身を含む): 5010888960

約数和(自身を除く): 3010016380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 621389, 1242778, 2485556, 3106945, 4349723, 6213890, 8699446, 12427780, 14291947, 17398892, 21748615, 28583894, 43497230, 57167788, 71459735, 86994460, 100043629, 142919470, 200087258, 285838940, 400174516, 500218145, 1000436290, 2000872580]

約数ペア:

[(1, 2000872580), (2, 1000436290), (4, 500218145), (5, 400174516), (7, 285838940), (10, 200087258), (14, 142919470), (20, 100043629), (23, 86994460), (28, 71459735), (35, 57167788), (46, 43497230), (70, 28583894), (92, 21748615), (115, 17398892), (140, 14291947), (161, 12427780), (230, 8699446), (322, 6213890), (460, 4349723), (644, 3106945), (805, 2485556), (1610, 1242778), (3220, 621389)]