11511920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 31182528

約数和(自身を除く): 19670608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 337, 427, 488, 560, 610, 674, 854, 976, 1220, 1348, 1685, 1708, 2135, 2359, 2440, 2696, 3370, 3416, 4270, 4718, 4880, 5392, 6740, 6832, 8540, 9436, 11795, 13480, 17080, 18872, 20557, 23590, 26960, 34160, 37744, 41114, 47180, 82228, 94360, 102785, 143899, 164456, 188720, 205570, 287798, 328912, 411140, 575596, 719495, 822280, 1151192, 1438990, 1644560, 2302384, 2877980, 5755960, 11511920]

約数ペア:

[(1, 11511920), (2, 5755960), (4, 2877980), (5, 2302384), (7, 1644560), (8, 1438990), (10, 1151192), (14, 822280), (16, 719495), (20, 575596), (28, 411140), (35, 328912), (40, 287798), (56, 205570), (61, 188720), (70, 164456), (80, 143899), (112, 102785), (122, 94360), (140, 82228), (244, 47180), (280, 41114), (305, 37744), (337, 34160), (427, 26960), (488, 23590), (560, 20557), (610, 18872), (674, 17080), (854, 13480), (976, 11795), (1220, 9436), (1348, 8540), (1685, 6832), (1708, 6740), (2135, 5392), (2359, 4880), (2440, 4718), (2696, 4270), (3370, 3416)]