20347833040

素因数分解:

$2^4\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{146093}}^1$

素因数の和:147847

約数の個数: 40

約数和(自身を含む): 47336209128

約数和(自身を除く): 26988376088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1741, 3482, 6964, 8705, 13928, 17410, 27856, 34820, 69640, 139280, 146093, 292186, 584372, 730465, 1168744, 1460930, 2337488, 2921860, 5843720, 11687440, 254347913, 508695826, 1017391652, 1271739565, 2034783304, 2543479130, 4069566608, 5086958260, 10173916520, 20347833040]

約数ペア:

[(1, 20347833040), (2, 10173916520), (4, 5086958260), (5, 4069566608), (8, 2543479130), (10, 2034783304), (16, 1271739565), (20, 1017391652), (40, 508695826), (80, 254347913), (1741, 11687440), (3482, 5843720), (6964, 2921860), (8705, 2337488), (13928, 1460930), (17410, 1168744), (27856, 730465), (34820, 584372), (69640, 292186), (139280, 146093)]