82182980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19661}}^1$

素因数の和:19700

約数の個数: 48

約数和(自身を含む): 198192960

約数和(自身を除く): 116009980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 19661, 39322, 78644, 98305, 196610, 216271, 373559, 393220, 432542, 747118, 865084, 1081355, 1494236, 1867795, 2162710, 3735590, 4109149, 4325420, 7471180, 8218298, 16436596, 20545745, 41091490, 82182980]

約数ペア:

[(1, 82182980), (2, 41091490), (4, 20545745), (5, 16436596), (10, 8218298), (11, 7471180), (19, 4325420), (20, 4109149), (22, 3735590), (38, 2162710), (44, 1867795), (55, 1494236), (76, 1081355), (95, 865084), (110, 747118), (190, 432542), (209, 393220), (220, 373559), (380, 216271), (418, 196610), (836, 98305), (1045, 78644), (2090, 39322), (4180, 19661)]