20082800

素因数分解:

$2^4\times 5^2\times {\mathrm{50207}}^1$

素因数の和:50225

約数の個数: 30

約数和(自身を含む): 48249888

約数和(自身を除く): 28167088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50207, 100414, 200828, 251035, 401656, 502070, 803312, 1004140, 1255175, 2008280, 2510350, 4016560, 5020700, 10041400, 20082800]

約数ペア:

[(1, 20082800), (2, 10041400), (4, 5020700), (5, 4016560), (8, 2510350), (10, 2008280), (16, 1255175), (20, 1004140), (25, 803312), (40, 502070), (50, 401656), (80, 251035), (100, 200828), (200, 100414), (400, 50207)]