247485080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131641}}^1$

素因数の和:131699

約数の個数: 32

約数和(自身を含む): 568693440

約数和(自身を除く): 321208360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 131641, 263282, 526564, 658205, 1053128, 1316410, 2632820, 5265640, 6187127, 12374254, 24748508, 30935635, 49497016, 61871270, 123742540, 247485080]

約数ペア:

[(1, 247485080), (2, 123742540), (4, 61871270), (5, 49497016), (8, 30935635), (10, 24748508), (20, 12374254), (40, 6187127), (47, 5265640), (94, 2632820), (188, 1316410), (235, 1053128), (376, 658205), (470, 526564), (940, 263282), (1880, 131641)]