200920930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1433}}^1\times {\mathrm{2003}}^1$

素因数の和:3450

約数の個数: 32

約数和(自身を含む): 413817984

約数和(自身を除く): 212897054

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1433, 2003, 2866, 4006, 7165, 10015, 10031, 14021, 14330, 20030, 20062, 28042, 50155, 70105, 100310, 140210, 2870299, 5740598, 14351495, 20092093, 28702990, 40184186, 100460465, 200920930]

約数ペア:

[(1, 200920930), (2, 100460465), (5, 40184186), (7, 28702990), (10, 20092093), (14, 14351495), (35, 5740598), (70, 2870299), (1433, 140210), (2003, 100310), (2866, 70105), (4006, 50155), (7165, 28042), (10015, 20062), (10031, 20030), (14021, 14330)]