7901680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2297}}^1$

素因数の和:2353

約数の個数: 40

約数和(自身を含む): 18806832

約数和(自身を除く): 10905152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2297, 3440, 4594, 9188, 11485, 18376, 22970, 36752, 45940, 91880, 98771, 183760, 197542, 395084, 493855, 790168, 987710, 1580336, 1975420, 3950840, 7901680]

約数ペア:

[(1, 7901680), (2, 3950840), (4, 1975420), (5, 1580336), (8, 987710), (10, 790168), (16, 493855), (20, 395084), (40, 197542), (43, 183760), (80, 98771), (86, 91880), (172, 45940), (215, 36752), (344, 22970), (430, 18376), (688, 11485), (860, 9188), (1720, 4594), (2297, 3440)]