19441423360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{281}}^1\times {\mathrm{13513}}^1$

素因数の和:13819

約数の個数: 88

約数和(自身を含む): 46806063336

約数和(自身を除く): 27364639976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 281, 320, 512, 562, 640, 1024, 1124, 1280, 1405, 2248, 2560, 2810, 4496, 5120, 5620, 8992, 11240, 13513, 17984, 22480, 27026, 35968, 44960, 54052, 67565, 71936, 89920, 108104, 135130, 143872, 179840, 216208, 270260, 287744, 359680, 432416, 540520, 719360, 864832, 1081040, 1438720, 1729664, 2162080, 3459328, 3797153, 4324160, 6918656, 7594306, 8648320, 13837312, 15188612, 17296640, 18985765, 30377224, 34593280, 37971530, 60754448, 69186560, 75943060, 121508896, 151886120, 243017792, 303772240, 486035584, 607544480, 972071168, 1215088960, 1944142336, 2430177920, 3888284672, 4860355840, 9720711680, 19441423360]

約数ペア:

[(1, 19441423360), (2, 9720711680), (4, 4860355840), (5, 3888284672), (8, 2430177920), (10, 1944142336), (16, 1215088960), (20, 972071168), (32, 607544480), (40, 486035584), (64, 303772240), (80, 243017792), (128, 151886120), (160, 121508896), (256, 75943060), (281, 69186560), (320, 60754448), (512, 37971530), (562, 34593280), (640, 30377224), (1024, 18985765), (1124, 17296640), (1280, 15188612), (1405, 13837312), (2248, 8648320), (2560, 7594306), (2810, 6918656), (4496, 4324160), (5120, 3797153), (5620, 3459328), (8992, 2162080), (11240, 1729664), (13513, 1438720), (17984, 1081040), (22480, 864832), (27026, 719360), (35968, 540520), (44960, 432416), (54052, 359680), (67565, 287744), (71936, 270260), (89920, 216208), (108104, 179840), (135130, 143872)]