2846720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{139}}^1$

素因数の和:168

約数の個数: 52

約数和(自身を含む): 6880440

約数和(自身を除く): 4033720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 1024, 1112, 1280, 1390, 2048, 2224, 2560, 2780, 4096, 4448, 5120, 5560, 8896, 10240, 11120, 17792, 20480, 22240, 35584, 44480, 71168, 88960, 142336, 177920, 284672, 355840, 569344, 711680, 1423360, 2846720]

約数ペア:

[(1, 2846720), (2, 1423360), (4, 711680), (5, 569344), (8, 355840), (10, 284672), (16, 177920), (20, 142336), (32, 88960), (40, 71168), (64, 44480), (80, 35584), (128, 22240), (139, 20480), (160, 17792), (256, 11120), (278, 10240), (320, 8896), (512, 5560), (556, 5120), (640, 4448), (695, 4096), (1024, 2780), (1112, 2560), (1280, 2224), (1390, 2048)]