26994910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 49781952

約数和(自身を除く): 22787042

約数列:

[1, 2, 5, 10, 71, 142, 193, 197, 355, 386, 394, 710, 965, 985, 1930, 1970, 13703, 13987, 27406, 27974, 38021, 68515, 69935, 76042, 137030, 139870, 190105, 380210, 2699491, 5398982, 13497455, 26994910]

約数ペア:

[(1, 26994910), (2, 13497455), (5, 5398982), (10, 2699491), (71, 380210), (142, 190105), (193, 139870), (197, 137030), (355, 76042), (386, 69935), (394, 68515), (710, 38021), (965, 27974), (985, 27406), (1930, 13987), (1970, 13703)]