2641966.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19843}}^1$

素因数の和:19903

約数の個数: 40

約数和(自身を含む): 177167232

約数和(自身を除く): 102557552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 19843, 39686, 79372, 99215, 158744, 198430, 317488, 396860, 793720, 932621, 1587440, 1865242, 3730484, 4663105, 7460968, 9326210, 14921936, 18652420, 37304840, 74609680]

約数ペア:

[(1, 74609680), (2, 37304840), (4, 18652420), (5, 14921936), (8, 9326210), (10, 7460968), (16, 4663105), (20, 3730484), (40, 1865242), (47, 1587440), (80, 932621), (94, 793720), (188, 396860), (235, 317488), (376, 198430), (470, 158744), (752, 99215), (940, 79372), (1880, 39686), (3760, 19843)]