16861040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{30109}}^1$

素因数の和:30129

約数の個数: 40

約数和(自身を含む): 44803680

約数和(自身を除く): 27942640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 30109, 60218, 120436, 150545, 210763, 240872, 301090, 421526, 481744, 602180, 843052, 1053815, 1204360, 1686104, 2107630, 2408720, 3372208, 4215260, 8430520, 16861040]

約数ペア:

[(1, 16861040), (2, 8430520), (4, 4215260), (5, 3372208), (7, 2408720), (8, 2107630), (10, 1686104), (14, 1204360), (16, 1053815), (20, 843052), (28, 602180), (35, 481744), (40, 421526), (56, 301090), (70, 240872), (80, 210763), (112, 150545), (140, 120436), (280, 60218), (560, 30109)]