1285202432

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{23029}}^1$

素因数の和:23156

約数の個数: 40

約数和(自身を含む): 2591565900

約数和(自身を除く): 1306363468

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1744, 3488, 6976, 13952, 23029, 27904, 46058, 55808, 92116, 184232, 368464, 736928, 1473856, 2510161, 2947712, 5020322, 5895424, 10040644, 11790848, 20081288, 40162576, 80325152, 160650304, 321300608, 642601216, 1285202432]

約数ペア:

[(1, 1285202432), (2, 642601216), (4, 321300608), (8, 160650304), (16, 80325152), (32, 40162576), (64, 20081288), (109, 11790848), (128, 10040644), (218, 5895424), (256, 5020322), (436, 2947712), (512, 2510161), (872, 1473856), (1744, 736928), (3488, 368464), (6976, 184232), (13952, 92116), (23029, 55808), (27904, 46058)]