395048912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 843279360

約数和(自身を除く): 448230448

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 47, 76, 86, 94, 152, 172, 188, 304, 344, 376, 643, 688, 752, 817, 893, 1286, 1634, 1786, 2021, 2572, 3268, 3572, 4042, 5144, 6536, 7144, 8084, 10288, 12217, 13072, 14288, 16168, 24434, 27649, 30221, 32336, 38399, 48868, 55298, 60442, 76798, 97736, 110596, 120884, 153596, 195472, 221192, 241768, 307192, 442384, 483536, 525331, 574199, 614384, 1050662, 1148398, 1299503, 2101324, 2296796, 2599006, 4202648, 4593592, 5198012, 8405296, 9187184, 10396024, 20792048, 24690557, 49381114, 98762228, 197524456, 395048912]

約数ペア:

[(1, 395048912), (2, 197524456), (4, 98762228), (8, 49381114), (16, 24690557), (19, 20792048), (38, 10396024), (43, 9187184), (47, 8405296), (76, 5198012), (86, 4593592), (94, 4202648), (152, 2599006), (172, 2296796), (188, 2101324), (304, 1299503), (344, 1148398), (376, 1050662), (643, 614384), (688, 574199), (752, 525331), (817, 483536), (893, 442384), (1286, 307192), (1634, 241768), (1786, 221192), (2021, 195472), (2572, 153596), (3268, 120884), (3572, 110596), (4042, 97736), (5144, 76798), (6536, 60442), (7144, 55298), (8084, 48868), (10288, 38399), (12217, 32336), (13072, 30221), (14288, 27649), (16168, 24434)]