11785480

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{859}}^1$

素因数の和:891

約数の個数: 64

約数和(自身を含む): 30960000

約数和(自身を除く): 19174520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 859, 980, 1372, 1715, 1718, 1960, 2744, 3430, 3436, 4295, 6013, 6860, 6872, 8590, 12026, 13720, 17180, 24052, 30065, 34360, 42091, 48104, 60130, 84182, 120260, 168364, 210455, 240520, 294637, 336728, 420910, 589274, 841820, 1178548, 1473185, 1683640, 2357096, 2946370, 5892740, 11785480]

約数ペア:

[(1, 11785480), (2, 5892740), (4, 2946370), (5, 2357096), (7, 1683640), (8, 1473185), (10, 1178548), (14, 841820), (20, 589274), (28, 420910), (35, 336728), (40, 294637), (49, 240520), (56, 210455), (70, 168364), (98, 120260), (140, 84182), (196, 60130), (245, 48104), (280, 42091), (343, 34360), (392, 30065), (490, 24052), (686, 17180), (859, 13720), (980, 12026), (1372, 8590), (1715, 6872), (1718, 6860), (1960, 6013), (2744, 4295), (3430, 3436)]