39811730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2887}}^1$

素因数の和:3098

約数の個数: 32

約数和(自身を含む): 82342656

約数和(自身を除く): 42530926

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 2887, 5774, 6895, 13790, 14435, 20209, 28870, 40418, 101045, 202090, 568739, 1137478, 2843695, 3981173, 5687390, 7962346, 19905865, 39811730]

約数ペア:

[(1, 39811730), (2, 19905865), (5, 7962346), (7, 5687390), (10, 3981173), (14, 2843695), (35, 1137478), (70, 568739), (197, 202090), (394, 101045), (985, 40418), (1379, 28870), (1970, 20209), (2758, 14435), (2887, 13790), (5774, 6895)]