2507120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 7520352

約数和(自身を除く): 5013232

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 121, 140, 148, 154, 176, 185, 220, 242, 259, 280, 296, 308, 370, 385, 407, 440, 484, 518, 560, 592, 605, 616, 740, 770, 814, 847, 880, 968, 1036, 1210, 1232, 1295, 1480, 1540, 1628, 1694, 1936, 2035, 2072, 2420, 2590, 2849, 2960, 3080, 3256, 3388, 4070, 4144, 4235, 4477, 4840, 5180, 5698, 6160, 6512, 6776, 8140, 8470, 8954, 9680, 10360, 11396, 13552, 14245, 16280, 16940, 17908, 20720, 22385, 22792, 28490, 31339, 32560, 33880, 35816, 44770, 45584, 56980, 62678, 67760, 71632, 89540, 113960, 125356, 156695, 179080, 227920, 250712, 313390, 358160, 501424, 626780, 1253560, 2507120]

約数ペア:

[(1, 2507120), (2, 1253560), (4, 626780), (5, 501424), (7, 358160), (8, 313390), (10, 250712), (11, 227920), (14, 179080), (16, 156695), (20, 125356), (22, 113960), (28, 89540), (35, 71632), (37, 67760), (40, 62678), (44, 56980), (55, 45584), (56, 44770), (70, 35816), (74, 33880), (77, 32560), (80, 31339), (88, 28490), (110, 22792), (112, 22385), (121, 20720), (140, 17908), (148, 16940), (154, 16280), (176, 14245), (185, 13552), (220, 11396), (242, 10360), (259, 9680), (280, 8954), (296, 8470), (308, 8140), (370, 6776), (385, 6512), (407, 6160), (440, 5698), (484, 5180), (518, 4840), (560, 4477), (592, 4235), (605, 4144), (616, 4070), (740, 3388), (770, 3256), (814, 3080), (847, 2960), (880, 2849), (968, 2590), (1036, 2420), (1210, 2072), (1232, 2035), (1295, 1936), (1480, 1694), (1540, 1628)]