128935424

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{10949}}^1$

素因数の和:10990

約数の個数: 40

約数和(自身を含む): 268844400

約数和(自身を除く): 139908976

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 2944, 5888, 10949, 11776, 21898, 43796, 87592, 175184, 251827, 350368, 503654, 700736, 1007308, 1401472, 2014616, 2802944, 4029232, 5605888, 8058464, 16116928, 32233856, 64467712, 128935424]

約数ペア:

[(1, 128935424), (2, 64467712), (4, 32233856), (8, 16116928), (16, 8058464), (23, 5605888), (32, 4029232), (46, 2802944), (64, 2014616), (92, 1401472), (128, 1007308), (184, 700736), (256, 503654), (368, 350368), (512, 251827), (736, 175184), (1472, 87592), (2944, 43796), (5888, 21898), (10949, 11776)]