38640080

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{883}}^1$

素因数の和:1443

約数の個数: 40

約数和(自身を含む): 90104352

約数和(自身を除く): 51464272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 883, 1094, 1766, 2188, 2735, 3532, 4376, 4415, 5470, 7064, 8752, 8830, 10940, 14128, 17660, 21880, 35320, 43760, 70640, 483001, 966002, 1932004, 2415005, 3864008, 4830010, 7728016, 9660020, 19320040, 38640080]

約数ペア:

[(1, 38640080), (2, 19320040), (4, 9660020), (5, 7728016), (8, 4830010), (10, 3864008), (16, 2415005), (20, 1932004), (40, 966002), (80, 483001), (547, 70640), (883, 43760), (1094, 35320), (1766, 21880), (2188, 17660), (2735, 14128), (3532, 10940), (4376, 8830), (4415, 8752), (5470, 7064)]