28267360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16061}}^1$

素因数の和:16087

約数の個数: 48

約数和(自身を含む): 72857232

約数和(自身を除く): 44589872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 16061, 32122, 64244, 80305, 128488, 160610, 176671, 256976, 321220, 353342, 513952, 642440, 706684, 883355, 1284880, 1413368, 1766710, 2569760, 2826736, 3533420, 5653472, 7066840, 14133680, 28267360]

約数ペア:

[(1, 28267360), (2, 14133680), (4, 7066840), (5, 5653472), (8, 3533420), (10, 2826736), (11, 2569760), (16, 1766710), (20, 1413368), (22, 1284880), (32, 883355), (40, 706684), (44, 642440), (55, 513952), (80, 353342), (88, 321220), (110, 256976), (160, 176671), (176, 160610), (220, 128488), (352, 80305), (440, 64244), (880, 32122), (1760, 16061)]