109700740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 237283200

約数和(自身を除く): 127582460

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 199, 215, 398, 430, 641, 796, 860, 995, 1282, 1990, 2564, 3205, 3980, 6410, 8557, 12820, 17114, 27563, 34228, 42785, 55126, 85570, 110252, 127559, 137815, 171140, 255118, 275630, 510236, 551260, 637795, 1275590, 2551180, 5485037, 10970074, 21940148, 27425185, 54850370, 109700740]

約数ペア:

[(1, 109700740), (2, 54850370), (4, 27425185), (5, 21940148), (10, 10970074), (20, 5485037), (43, 2551180), (86, 1275590), (172, 637795), (199, 551260), (215, 510236), (398, 275630), (430, 255118), (641, 171140), (796, 137815), (860, 127559), (995, 110252), (1282, 85570), (1990, 55126), (2564, 42785), (3205, 34228), (3980, 27563), (6410, 17114), (8557, 12820)]