400246784

素因数分解:

$2^{11}\times 7^1\times {\mathrm{27919}}^1$

素因数の和:27948

約数の個数: 48

約数和(自身を含む): 914659200

約数和(自身を除く): 514412416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 7168, 14336, 27919, 55838, 111676, 195433, 223352, 390866, 446704, 781732, 893408, 1563464, 1786816, 3126928, 3573632, 6253856, 7147264, 12507712, 14294528, 25015424, 28589056, 50030848, 57178112, 100061696, 200123392, 400246784]

約数ペア:

[(1, 400246784), (2, 200123392), (4, 100061696), (7, 57178112), (8, 50030848), (14, 28589056), (16, 25015424), (28, 14294528), (32, 12507712), (56, 7147264), (64, 6253856), (112, 3573632), (128, 3126928), (224, 1786816), (256, 1563464), (448, 893408), (512, 781732), (896, 446704), (1024, 390866), (1792, 223352), (2048, 195433), (3584, 111676), (7168, 55838), (14336, 27919)]