4080128

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:644

約数の個数: 40

約数和(自身を含む): 8793708

約数和(自身を除く): 4713580

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 613, 832, 1226, 1664, 2452, 3328, 4904, 6656, 7969, 9808, 15938, 19616, 31876, 39232, 63752, 78464, 127504, 156928, 255008, 313856, 510016, 1020032, 2040064, 4080128]

約数ペア:

[(1, 4080128), (2, 2040064), (4, 1020032), (8, 510016), (13, 313856), (16, 255008), (26, 156928), (32, 127504), (52, 78464), (64, 63752), (104, 39232), (128, 31876), (208, 19616), (256, 15938), (416, 9808), (512, 7969), (613, 6656), (832, 4904), (1226, 3328), (1664, 2452)]