1320211264

素因数分解:

$2^6\times {\mathrm{647}}^1\times {\mathrm{31883}}^1$

素因数の和:32542

約数の個数: 28

約数和(自身を含む): 2623925664

約数和(自身を除く): 1303714400

約数列:

[1, 2, 4, 8, 16, 32, 64, 647, 1294, 2588, 5176, 10352, 20704, 31883, 41408, 63766, 127532, 255064, 510128, 1020256, 2040512, 20628301, 41256602, 82513204, 165026408, 330052816, 660105632, 1320211264]

約数ペア:

[(1, 1320211264), (2, 660105632), (4, 330052816), (8, 165026408), (16, 82513204), (32, 41256602), (64, 20628301), (647, 2040512), (1294, 1020256), (2588, 510128), (5176, 255064), (10352, 127532), (20704, 63766), (31883, 41408)]