3913040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1247

約数の個数: 40

約数和(自身を含む): 9327528

約数和(自身を除く): 5414488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1193, 1640, 2386, 3280, 4772, 5965, 9544, 11930, 19088, 23860, 47720, 48913, 95440, 97826, 195652, 244565, 391304, 489130, 782608, 978260, 1956520, 3913040]

約数ペア:

[(1, 3913040), (2, 1956520), (4, 978260), (5, 782608), (8, 489130), (10, 391304), (16, 244565), (20, 195652), (40, 97826), (41, 95440), (80, 48913), (82, 47720), (164, 23860), (205, 19088), (328, 11930), (410, 9544), (656, 5965), (820, 4772), (1193, 3280), (1640, 2386)]