57811490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 63148510

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 139, 190, 199, 209, 278, 398, 418, 695, 995, 1045, 1390, 1529, 1990, 2090, 2189, 2641, 3058, 3781, 4378, 5282, 7562, 7645, 10945, 13205, 15290, 18905, 21890, 26410, 27661, 29051, 37810, 41591, 55322, 58102, 83182, 138305, 145255, 207955, 276610, 290510, 304271, 415910, 525559, 608542, 1051118, 1521355, 2627795, 3042710, 5255590, 5781149, 11562298, 28905745, 57811490]

約数ペア:

[(1, 57811490), (2, 28905745), (5, 11562298), (10, 5781149), (11, 5255590), (19, 3042710), (22, 2627795), (38, 1521355), (55, 1051118), (95, 608542), (110, 525559), (139, 415910), (190, 304271), (199, 290510), (209, 276610), (278, 207955), (398, 145255), (418, 138305), (695, 83182), (995, 58102), (1045, 55322), (1390, 41591), (1529, 37810), (1990, 29051), (2090, 27661), (2189, 26410), (2641, 21890), (3058, 18905), (3781, 15290), (4378, 13205), (5282, 10945), (7562, 7645)]