22888400

素因数分解:

$2^4\times 5^2\times {\mathrm{57221}}^1$

素因数の和:57239

約数の個数: 30

約数和(自身を含む): 54990342

約数和(自身を除く): 32101942

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 57221, 114442, 228884, 286105, 457768, 572210, 915536, 1144420, 1430525, 2288840, 2861050, 4577680, 5722100, 11444200, 22888400]

約数ペア:

[(1, 22888400), (2, 11444200), (4, 5722100), (5, 4577680), (8, 2861050), (10, 2288840), (16, 1430525), (20, 1144420), (25, 915536), (40, 572210), (50, 457768), (80, 286105), (100, 228884), (200, 114442), (400, 57221)]