840448

素因数分解:

$2^8\times 7^2\times {\mathrm{67}}^1$

素因数の和:97

約数の個数: 54

約数和(自身を含む): 1980636

約数和(自身を除く): 1140188

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 67, 98, 112, 128, 134, 196, 224, 256, 268, 392, 448, 469, 536, 784, 896, 938, 1072, 1568, 1792, 1876, 2144, 3136, 3283, 3752, 4288, 6272, 6566, 7504, 8576, 12544, 13132, 15008, 17152, 26264, 30016, 52528, 60032, 105056, 120064, 210112, 420224, 840448]

約数ペア:

[(1, 840448), (2, 420224), (4, 210112), (7, 120064), (8, 105056), (14, 60032), (16, 52528), (28, 30016), (32, 26264), (49, 17152), (56, 15008), (64, 13132), (67, 12544), (98, 8576), (112, 7504), (128, 6566), (134, 6272), (196, 4288), (224, 3752), (256, 3283), (268, 3136), (392, 2144), (448, 1876), (469, 1792), (536, 1568), (784, 1072), (896, 938)]