49744120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28921}}^1$

素因数の和:28975

約数の個数: 32

約数和(自身を含む): 114531120

約数和(自身を除く): 64787000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 28921, 57842, 115684, 144605, 231368, 289210, 578420, 1156840, 1243603, 2487206, 4974412, 6218015, 9948824, 12436030, 24872060, 49744120]

約数ペア:

[(1, 49744120), (2, 24872060), (4, 12436030), (5, 9948824), (8, 6218015), (10, 4974412), (20, 2487206), (40, 1243603), (43, 1156840), (86, 578420), (172, 289210), (215, 231368), (344, 144605), (430, 115684), (860, 57842), (1720, 28921)]