1886840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 4348080

約数和(自身を除く): 2461240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1097, 1720, 2194, 4388, 5485, 8776, 10970, 21940, 43880, 47171, 94342, 188684, 235855, 377368, 471710, 943420, 1886840]

約数ペア:

[(1, 1886840), (2, 943420), (4, 471710), (5, 377368), (8, 235855), (10, 188684), (20, 94342), (40, 47171), (43, 43880), (86, 21940), (172, 10970), (215, 8776), (344, 5485), (430, 4388), (860, 2194), (1097, 1720)]