1538701360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{4933}}^1$

素因数の和:5510

約数の個数: 80

約数和(自身を含む): 4096719936

約数和(自身を除く): 2558018576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 557, 560, 1114, 2228, 2785, 3899, 4456, 4933, 5570, 7798, 8912, 9866, 11140, 15596, 19495, 19732, 22280, 24665, 31192, 34531, 38990, 39464, 44560, 49330, 62384, 69062, 77980, 78928, 98660, 138124, 155960, 172655, 197320, 276248, 311920, 345310, 394640, 552496, 690620, 1381240, 2747681, 2762480, 5495362, 10990724, 13738405, 19233767, 21981448, 27476810, 38467534, 43962896, 54953620, 76935068, 96168835, 109907240, 153870136, 192337670, 219814480, 307740272, 384675340, 769350680, 1538701360]

約数ペア:

[(1, 1538701360), (2, 769350680), (4, 384675340), (5, 307740272), (7, 219814480), (8, 192337670), (10, 153870136), (14, 109907240), (16, 96168835), (20, 76935068), (28, 54953620), (35, 43962896), (40, 38467534), (56, 27476810), (70, 21981448), (80, 19233767), (112, 13738405), (140, 10990724), (280, 5495362), (557, 2762480), (560, 2747681), (1114, 1381240), (2228, 690620), (2785, 552496), (3899, 394640), (4456, 345310), (4933, 311920), (5570, 276248), (7798, 197320), (8912, 172655), (9866, 155960), (11140, 138124), (15596, 98660), (19495, 78928), (19732, 77980), (22280, 69062), (24665, 62384), (31192, 49330), (34531, 44560), (38990, 39464)]