28880320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12893}}^1$

素因数の和:12917

約数の個数: 56

約数和(自身を含む): 78601824

約数和(自身を除く): 49721504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12893, 25786, 51572, 64465, 90251, 103144, 128930, 180502, 206288, 257860, 361004, 412576, 451255, 515720, 722008, 825152, 902510, 1031440, 1444016, 1805020, 2062880, 2888032, 3610040, 4125760, 5776064, 7220080, 14440160, 28880320]

約数ペア:

[(1, 28880320), (2, 14440160), (4, 7220080), (5, 5776064), (7, 4125760), (8, 3610040), (10, 2888032), (14, 2062880), (16, 1805020), (20, 1444016), (28, 1031440), (32, 902510), (35, 825152), (40, 722008), (56, 515720), (64, 451255), (70, 412576), (80, 361004), (112, 257860), (140, 206288), (160, 180502), (224, 128930), (280, 103144), (320, 90251), (448, 64465), (560, 51572), (1120, 25786), (2240, 12893)]