2968339720

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{1451}}^1$

素因数の和:1918

約数の個数: 64

約数和(自身を含む): 6743088000

約数和(自身を除く): 3774748280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 257, 398, 514, 796, 995, 1028, 1285, 1451, 1592, 1990, 2056, 2570, 2902, 3980, 5140, 5804, 7255, 7960, 10280, 11608, 14510, 29020, 51143, 58040, 102286, 204572, 255715, 288749, 372907, 409144, 511430, 577498, 745814, 1022860, 1154996, 1443745, 1491628, 1864535, 2045720, 2309992, 2887490, 2983256, 3729070, 5774980, 7458140, 11549960, 14916280, 74208493, 148416986, 296833972, 371042465, 593667944, 742084930, 1484169860, 2968339720]

約数ペア:

[(1, 2968339720), (2, 1484169860), (4, 742084930), (5, 593667944), (8, 371042465), (10, 296833972), (20, 148416986), (40, 74208493), (199, 14916280), (257, 11549960), (398, 7458140), (514, 5774980), (796, 3729070), (995, 2983256), (1028, 2887490), (1285, 2309992), (1451, 2045720), (1592, 1864535), (1990, 1491628), (2056, 1443745), (2570, 1154996), (2902, 1022860), (3980, 745814), (5140, 577498), (5804, 511430), (7255, 409144), (7960, 372907), (10280, 288749), (11608, 255715), (14510, 204572), (29020, 102286), (51143, 58040)]