16540960

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1625

約数の個数: 48

約数和(自身を含む): 39686976

約数和(自身を除く): 23146016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 1543, 2144, 2680, 3086, 5360, 6172, 7715, 10720, 12344, 15430, 24688, 30860, 49376, 61720, 103381, 123440, 206762, 246880, 413524, 516905, 827048, 1033810, 1654096, 2067620, 3308192, 4135240, 8270480, 16540960]

約数ペア:

[(1, 16540960), (2, 8270480), (4, 4135240), (5, 3308192), (8, 2067620), (10, 1654096), (16, 1033810), (20, 827048), (32, 516905), (40, 413524), (67, 246880), (80, 206762), (134, 123440), (160, 103381), (268, 61720), (335, 49376), (536, 30860), (670, 24688), (1072, 15430), (1340, 12344), (1543, 10720), (2144, 7715), (2680, 6172), (3086, 5360)]