1990282624

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23173}}^1$

素因数の和:23259

約数の個数: 64

約数和(自身を含む): 4396571280

約数和(自身を除く): 2406288656

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 128, 176, 244, 352, 488, 671, 704, 976, 1342, 1408, 1952, 2684, 3904, 5368, 7808, 10736, 21472, 23173, 42944, 46346, 85888, 92692, 185384, 254903, 370768, 509806, 741536, 1019612, 1413553, 1483072, 2039224, 2827106, 2966144, 4078448, 5654212, 8156896, 11308424, 15549083, 16313792, 22616848, 31098166, 32627584, 45233696, 62196332, 90467392, 124392664, 180934784, 248785328, 497570656, 995141312, 1990282624]

約数ペア:

[(1, 1990282624), (2, 995141312), (4, 497570656), (8, 248785328), (11, 180934784), (16, 124392664), (22, 90467392), (32, 62196332), (44, 45233696), (61, 32627584), (64, 31098166), (88, 22616848), (122, 16313792), (128, 15549083), (176, 11308424), (244, 8156896), (352, 5654212), (488, 4078448), (671, 2966144), (704, 2827106), (976, 2039224), (1342, 1483072), (1408, 1413553), (1952, 1019612), (2684, 741536), (3904, 509806), (5368, 370768), (7808, 254903), (10736, 185384), (21472, 92692), (23173, 85888), (42944, 46346)]