17642380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5479}}^1$

素因数の和:5518

約数の個数: 48

約数和(自身を含む): 44190720

約数和(自身を除く): 26548340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 5479, 10958, 21916, 27395, 38353, 54790, 76706, 109580, 126017, 153412, 191765, 252034, 383530, 504068, 630085, 767060, 882119, 1260170, 1764238, 2520340, 3528476, 4410595, 8821190, 17642380]

約数ペア:

[(1, 17642380), (2, 8821190), (4, 4410595), (5, 3528476), (7, 2520340), (10, 1764238), (14, 1260170), (20, 882119), (23, 767060), (28, 630085), (35, 504068), (46, 383530), (70, 252034), (92, 191765), (115, 153412), (140, 126017), (161, 109580), (230, 76706), (322, 54790), (460, 38353), (644, 27395), (805, 21916), (1610, 10958), (3220, 5479)]