28286260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 62802432

約数和(自身を除く): 34516172

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1061, 1333, 2122, 2666, 4244, 5305, 5332, 6665, 10610, 13330, 21220, 26660, 32891, 45623, 65782, 91246, 131564, 164455, 182492, 228115, 328910, 456230, 657820, 912460, 1414313, 2828626, 5657252, 7071565, 14143130, 28286260]

約数ペア:

[(1, 28286260), (2, 14143130), (4, 7071565), (5, 5657252), (10, 2828626), (20, 1414313), (31, 912460), (43, 657820), (62, 456230), (86, 328910), (124, 228115), (155, 182492), (172, 164455), (215, 131564), (310, 91246), (430, 65782), (620, 45623), (860, 32891), (1061, 26660), (1333, 21220), (2122, 13330), (2666, 10610), (4244, 6665), (5305, 5332)]