2902280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 6838020

約数和(自身を除く): 3935740

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 530, 740, 1060, 1369, 1480, 1961, 2120, 2738, 3922, 5476, 6845, 7844, 9805, 10952, 13690, 15688, 19610, 27380, 39220, 54760, 72557, 78440, 145114, 290228, 362785, 580456, 725570, 1451140, 2902280]

約数ペア:

[(1, 2902280), (2, 1451140), (4, 725570), (5, 580456), (8, 362785), (10, 290228), (20, 145114), (37, 78440), (40, 72557), (53, 54760), (74, 39220), (106, 27380), (148, 19610), (185, 15688), (212, 13690), (265, 10952), (296, 9805), (370, 7844), (424, 6845), (530, 5476), (740, 3922), (1060, 2738), (1369, 2120), (1480, 1961)]