390247824

素因数分解:

$2^4\times 3^1\times {\mathrm{397}}^1\times {\mathrm{20479}}^1$

素因数の和:20887

約数の個数: 40

約数和(自身を含む): 1010728960

約数和(自身を除く): 620481136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 397, 794, 1191, 1588, 2382, 3176, 4764, 6352, 9528, 19056, 20479, 40958, 61437, 81916, 122874, 163832, 245748, 327664, 491496, 982992, 8130163, 16260326, 24390489, 32520652, 48780978, 65041304, 97561956, 130082608, 195123912, 390247824]

約数ペア:

[(1, 390247824), (2, 195123912), (3, 130082608), (4, 97561956), (6, 65041304), (8, 48780978), (12, 32520652), (16, 24390489), (24, 16260326), (48, 8130163), (397, 982992), (794, 491496), (1191, 327664), (1588, 245748), (2382, 163832), (3176, 122874), (4764, 81916), (6352, 61437), (9528, 40958), (19056, 20479)]