42662980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 94872960

約数和(自身を除く): 52209980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 311, 361, 380, 622, 722, 1244, 1444, 1555, 1805, 3110, 3610, 5909, 6220, 6859, 7220, 11818, 13718, 23636, 27436, 29545, 34295, 59090, 68590, 112271, 118180, 137180, 224542, 449084, 561355, 1122710, 2133149, 2245420, 4266298, 8532596, 10665745, 21331490, 42662980]

約数ペア:

[(1, 42662980), (2, 21331490), (4, 10665745), (5, 8532596), (10, 4266298), (19, 2245420), (20, 2133149), (38, 1122710), (76, 561355), (95, 449084), (190, 224542), (311, 137180), (361, 118180), (380, 112271), (622, 68590), (722, 59090), (1244, 34295), (1444, 29545), (1555, 27436), (1805, 23636), (3110, 13718), (3610, 11818), (5909, 7220), (6220, 6859)]