2450656

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 5355504

約数和(自身を除く): 2904848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 137, 172, 208, 274, 344, 416, 548, 559, 688, 1096, 1118, 1376, 1781, 2192, 2236, 3562, 4384, 4472, 5891, 7124, 8944, 11782, 14248, 17888, 23564, 28496, 47128, 56992, 76583, 94256, 153166, 188512, 306332, 612664, 1225328, 2450656]

約数ペア:

[(1, 2450656), (2, 1225328), (4, 612664), (8, 306332), (13, 188512), (16, 153166), (26, 94256), (32, 76583), (43, 56992), (52, 47128), (86, 28496), (104, 23564), (137, 17888), (172, 14248), (208, 11782), (274, 8944), (344, 7124), (416, 5891), (548, 4472), (559, 4384), (688, 3562), (1096, 2236), (1118, 2192), (1376, 1781)]