1845944420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{40499}}^1$

素因数の和:40604

約数の個数: 48

約数和(自身を含む): 4041576000

約数和(自身を除く): 2195631580

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 2279, 4558, 9116, 11395, 22790, 40499, 45580, 80998, 161996, 202495, 404990, 809980, 1741457, 2146447, 3482914, 4292894, 6965828, 8585788, 8707285, 10732235, 17414570, 21464470, 34829140, 42928940, 92297221, 184594442, 369188884, 461486105, 922972210, 1845944420]

約数ペア:

[(1, 1845944420), (2, 922972210), (4, 461486105), (5, 369188884), (10, 184594442), (20, 92297221), (43, 42928940), (53, 34829140), (86, 21464470), (106, 17414570), (172, 10732235), (212, 8707285), (215, 8585788), (265, 6965828), (430, 4292894), (530, 3482914), (860, 2146447), (1060, 1741457), (2279, 809980), (4558, 404990), (9116, 202495), (11395, 161996), (22790, 80998), (40499, 45580)]