19838940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30059}}^1$

素因数の和:30082

約数の個数: 48

約数和(自身を含む): 60600960

約数和(自身を除く): 40762020

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30059, 60118, 90177, 120236, 150295, 180354, 300590, 330649, 360708, 450885, 601180, 661298, 901770, 991947, 1322596, 1653245, 1803540, 1983894, 3306490, 3967788, 4959735, 6612980, 9919470, 19838940]

約数ペア:

[(1, 19838940), (2, 9919470), (3, 6612980), (4, 4959735), (5, 3967788), (6, 3306490), (10, 1983894), (11, 1803540), (12, 1653245), (15, 1322596), (20, 991947), (22, 901770), (30, 661298), (33, 601180), (44, 450885), (55, 360708), (60, 330649), (66, 300590), (110, 180354), (132, 150295), (165, 120236), (220, 90177), (330, 60118), (660, 30059)]