38620840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20543}}^1$

素因数の和:20601

約数の個数: 32

約数和(自身を含む): 88750080

約数和(自身を除く): 50129240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 20543, 41086, 82172, 102715, 164344, 205430, 410860, 821720, 965521, 1931042, 3862084, 4827605, 7724168, 9655210, 19310420, 38620840]

約数ペア:

[(1, 38620840), (2, 19310420), (4, 9655210), (5, 7724168), (8, 4827605), (10, 3862084), (20, 1931042), (40, 965521), (47, 821720), (94, 410860), (188, 205430), (235, 164344), (376, 102715), (470, 82172), (940, 41086), (1880, 20543)]