1645596520

素因数分解:

$2^3\times 5^1\times {\mathrm{3019}}^1\times {\mathrm{13627}}^1$

素因数の和:16657

約数の個数: 32

約数和(自身を含む): 3704090400

約数和(自身を除く): 2058493880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3019, 6038, 12076, 13627, 15095, 24152, 27254, 30190, 54508, 60380, 68135, 109016, 120760, 136270, 272540, 545080, 41139913, 82279826, 164559652, 205699565, 329119304, 411399130, 822798260, 1645596520]

約数ペア:

[(1, 1645596520), (2, 822798260), (4, 411399130), (5, 329119304), (8, 205699565), (10, 164559652), (20, 82279826), (40, 41139913), (3019, 545080), (6038, 272540), (12076, 136270), (13627, 120760), (15095, 109016), (24152, 68135), (27254, 60380), (30190, 54508)]