1956520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 4513320

約数和(自身を除く): 2556800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1193, 1640, 2386, 4772, 5965, 9544, 11930, 23860, 47720, 48913, 97826, 195652, 244565, 391304, 489130, 978260, 1956520]

約数ペア:

[(1, 1956520), (2, 978260), (4, 489130), (5, 391304), (8, 244565), (10, 195652), (20, 97826), (40, 48913), (41, 47720), (82, 23860), (164, 11930), (205, 9544), (328, 5965), (410, 4772), (820, 2386), (1193, 1640)]