1054520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 2434320

約数和(自身を除く): 1379800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 643, 820, 1286, 1640, 2572, 3215, 5144, 6430, 12860, 25720, 26363, 52726, 105452, 131815, 210904, 263630, 527260, 1054520]

約数ペア:

[(1, 1054520), (2, 527260), (4, 263630), (5, 210904), (8, 131815), (10, 105452), (20, 52726), (40, 26363), (41, 25720), (82, 12860), (164, 6430), (205, 5144), (328, 3215), (410, 2572), (643, 1640), (820, 1286)]