400172416

素因数分解:

$2^7\times 7^2\times {\mathrm{63803}}^1$

素因数の和:63831

約数の個数: 48

約数和(自身を含む): 927391140

約数和(自身を除く): 527218724

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 63803, 127606, 255212, 446621, 510424, 893242, 1020848, 1786484, 2041696, 3126347, 3572968, 4083392, 6252694, 7145936, 8166784, 12505388, 14291872, 25010776, 28583744, 50021552, 57167488, 100043104, 200086208, 400172416]

約数ペア:

[(1, 400172416), (2, 200086208), (4, 100043104), (7, 57167488), (8, 50021552), (14, 28583744), (16, 25010776), (28, 14291872), (32, 12505388), (49, 8166784), (56, 7145936), (64, 6252694), (98, 4083392), (112, 3572968), (128, 3126347), (196, 2041696), (224, 1786484), (392, 1020848), (448, 893242), (784, 510424), (896, 446621), (1568, 255212), (3136, 127606), (6272, 63803)]