27979910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2029}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 57879360

約数和(自身を除く): 29899450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2029, 2758, 4058, 6895, 10145, 13790, 14203, 20290, 28406, 71015, 142030, 399713, 799426, 1998565, 2797991, 3997130, 5595982, 13989955, 27979910]

約数ペア:

[(1, 27979910), (2, 13989955), (5, 5595982), (7, 3997130), (10, 2797991), (14, 1998565), (35, 799426), (70, 399713), (197, 142030), (394, 71015), (985, 28406), (1379, 20290), (1970, 14203), (2029, 13790), (2758, 10145), (4058, 6895)]