142144760

素因数分解:

$2^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{4297}}^1$

素因数の和:5135

約数の個数: 32

約数和(自身を含む): 320286960

約数和(自身を除く): 178142200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 827, 1654, 3308, 4135, 4297, 6616, 8270, 8594, 16540, 17188, 21485, 33080, 34376, 42970, 85940, 171880, 3553619, 7107238, 14214476, 17768095, 28428952, 35536190, 71072380, 142144760]

約数ペア:

[(1, 142144760), (2, 71072380), (4, 35536190), (5, 28428952), (8, 17768095), (10, 14214476), (20, 7107238), (40, 3553619), (827, 171880), (1654, 85940), (3308, 42970), (4135, 34376), (4297, 33080), (6616, 21485), (8270, 17188), (8594, 16540)]