2042000

素因数分解:

$2^4\times 5^3\times {\mathrm{1021}}^1$

素因数の和:1044

約数の個数: 40

約数和(自身を含む): 4942392

約数和(自身を除く): 2900392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1021, 2000, 2042, 4084, 5105, 8168, 10210, 16336, 20420, 25525, 40840, 51050, 81680, 102100, 127625, 204200, 255250, 408400, 510500, 1021000, 2042000]

約数ペア:

[(1, 2042000), (2, 1021000), (4, 510500), (5, 408400), (8, 255250), (10, 204200), (16, 127625), (20, 102100), (25, 81680), (40, 51050), (50, 40840), (80, 25525), (100, 20420), (125, 16336), (200, 10210), (250, 8168), (400, 5105), (500, 4084), (1000, 2042), (1021, 2000)]