7824040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{27943}}^1$

素因数の和:27961

約数の個数: 32

約数和(自身を含む): 20119680

約数和(自身を除く): 12295640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 27943, 55886, 111772, 139715, 195601, 223544, 279430, 391202, 558860, 782404, 978005, 1117720, 1564808, 1956010, 3912020, 7824040]

約数ペア:

[(1, 7824040), (2, 3912020), (4, 1956010), (5, 1564808), (7, 1117720), (8, 978005), (10, 782404), (14, 558860), (20, 391202), (28, 279430), (35, 223544), (40, 195601), (56, 139715), (70, 111772), (140, 55886), (280, 27943)]