1290464

素因数分解:

$2^5\times 7^2\times {\mathrm{823}}^1$

素因数の和:847

約数の個数: 36

約数和(自身を含む): 2958984

約数和(自身を除く): 1668520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 823, 1568, 1646, 3292, 5761, 6584, 11522, 13168, 23044, 26336, 40327, 46088, 80654, 92176, 161308, 184352, 322616, 645232, 1290464]

約数ペア:

[(1, 1290464), (2, 645232), (4, 322616), (7, 184352), (8, 161308), (14, 92176), (16, 80654), (28, 46088), (32, 40327), (49, 26336), (56, 23044), (98, 13168), (112, 11522), (196, 6584), (224, 5761), (392, 3292), (784, 1646), (823, 1568)]