57791720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{206399}}^1$

素因数の和:206417

約数の個数: 32

約数和(自身を含む): 148608000

約数和(自身を除く): 90816280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 206399, 412798, 825596, 1031995, 1444793, 1651192, 2063990, 2889586, 4127980, 5779172, 7223965, 8255960, 11558344, 14447930, 28895860, 57791720]

約数ペア:

[(1, 57791720), (2, 28895860), (4, 14447930), (5, 11558344), (7, 8255960), (8, 7223965), (10, 5779172), (14, 4127980), (20, 2889586), (28, 2063990), (35, 1651192), (40, 1444793), (56, 1031995), (70, 825596), (140, 412798), (280, 206399)]