1208840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 2782080

約数和(自身を除く): 1573240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 643, 940, 1286, 1880, 2572, 3215, 5144, 6430, 12860, 25720, 30221, 60442, 120884, 151105, 241768, 302210, 604420, 1208840]

約数ペア:

[(1, 1208840), (2, 604420), (4, 302210), (5, 241768), (8, 151105), (10, 120884), (20, 60442), (40, 30221), (47, 25720), (94, 12860), (188, 6430), (235, 5144), (376, 3215), (470, 2572), (643, 1880), (940, 1286)]