12835840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 88

約数和(自身を含む): 32424480

約数和(自身を除く): 19588640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 109, 115, 128, 160, 184, 218, 230, 256, 320, 368, 436, 460, 512, 545, 640, 736, 872, 920, 1024, 1090, 1280, 1472, 1744, 1840, 2180, 2507, 2560, 2944, 3488, 3680, 4360, 5014, 5120, 5888, 6976, 7360, 8720, 10028, 11776, 12535, 13952, 14720, 17440, 20056, 23552, 25070, 27904, 29440, 34880, 40112, 50140, 55808, 58880, 69760, 80224, 100280, 111616, 117760, 139520, 160448, 200560, 279040, 320896, 401120, 558080, 641792, 802240, 1283584, 1604480, 2567168, 3208960, 6417920, 12835840]

約数ペア:

[(1, 12835840), (2, 6417920), (4, 3208960), (5, 2567168), (8, 1604480), (10, 1283584), (16, 802240), (20, 641792), (23, 558080), (32, 401120), (40, 320896), (46, 279040), (64, 200560), (80, 160448), (92, 139520), (109, 117760), (115, 111616), (128, 100280), (160, 80224), (184, 69760), (218, 58880), (230, 55808), (256, 50140), (320, 40112), (368, 34880), (436, 29440), (460, 27904), (512, 25070), (545, 23552), (640, 20056), (736, 17440), (872, 14720), (920, 13952), (1024, 12535), (1090, 11776), (1280, 10028), (1472, 8720), (1744, 7360), (1840, 6976), (2180, 5888), (2507, 5120), (2560, 5014), (2944, 4360), (3488, 3680)]