87956140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1787}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 194648832

約数和(自身を除く): 106692692

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 1070, 1787, 2140, 2461, 3574, 4922, 7148, 8935, 9844, 12305, 17870, 24610, 35740, 41101, 49220, 82202, 164404, 191209, 205505, 382418, 411010, 764836, 822020, 956045, 1912090, 3824180, 4397807, 8795614, 17591228, 21989035, 43978070, 87956140]

約数ペア:

[(1, 87956140), (2, 43978070), (4, 21989035), (5, 17591228), (10, 8795614), (20, 4397807), (23, 3824180), (46, 1912090), (92, 956045), (107, 822020), (115, 764836), (214, 411010), (230, 382418), (428, 205505), (460, 191209), (535, 164404), (1070, 82202), (1787, 49220), (2140, 41101), (2461, 35740), (3574, 24610), (4922, 17870), (7148, 12305), (8935, 9844)]