20084537080

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2100893}}^1$

素因数の和:2101143

約数の個数: 32

約数和(自身を含む): 45379310400

約数和(自身を除く): 25294773320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 2100893, 4201786, 8403572, 10504465, 16807144, 21008930, 42017860, 84035720, 502113427, 1004226854, 2008453708, 2510567135, 4016907416, 5021134270, 10042268540, 20084537080]

約数ペア:

[(1, 20084537080), (2, 10042268540), (4, 5021134270), (5, 4016907416), (8, 2510567135), (10, 2008453708), (20, 1004226854), (40, 502113427), (239, 84035720), (478, 42017860), (956, 21008930), (1195, 16807144), (1912, 10504465), (2390, 8403572), (4780, 4201786), (9560, 2100893)]