840329728

素因数分解:

$2^9\times 7^1\times {\mathrm{234467}}^1$

素因数の和:234492

約数の個数: 40

約数和(自身を含む): 1918886112

約数和(自身を除く): 1078556384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 234467, 468934, 937868, 1641269, 1875736, 3282538, 3751472, 6565076, 7502944, 13130152, 15005888, 26260304, 30011776, 52520608, 60023552, 105041216, 120047104, 210082432, 420164864, 840329728]

約数ペア:

[(1, 840329728), (2, 420164864), (4, 210082432), (7, 120047104), (8, 105041216), (14, 60023552), (16, 52520608), (28, 30011776), (32, 26260304), (56, 15005888), (64, 13130152), (112, 7502944), (128, 6565076), (224, 3751472), (256, 3282538), (448, 1875736), (512, 1641269), (896, 937868), (1792, 468934), (3584, 234467)]