128040304

素因数分解:

$2^4\times 7^1\times {\mathrm{1143217}}^1$

素因数の和:1143232

約数の個数: 20

約数和(自身を含む): 283518064

約数和(自身を除く): 155477760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1143217, 2286434, 4572868, 8002519, 9145736, 16005038, 18291472, 32010076, 64020152, 128040304]

約数ペア:

[(1, 128040304), (2, 64020152), (4, 32010076), (7, 18291472), (8, 16005038), (14, 9145736), (16, 8002519), (28, 4572868), (56, 2286434), (112, 1143217)]