20360940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2477}}^1$

素因数の和:2626

約数の個数: 48

約数和(自身を含む): 57449952

約数和(自身を除く): 37089012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2477, 2740, 4110, 4954, 7431, 8220, 9908, 12385, 14862, 24770, 29724, 37155, 49540, 74310, 148620, 339349, 678698, 1018047, 1357396, 1696745, 2036094, 3393490, 4072188, 5090235, 6786980, 10180470, 20360940]

約数ペア:

[(1, 20360940), (2, 10180470), (3, 6786980), (4, 5090235), (5, 4072188), (6, 3393490), (10, 2036094), (12, 1696745), (15, 1357396), (20, 1018047), (30, 678698), (60, 339349), (137, 148620), (274, 74310), (411, 49540), (548, 37155), (685, 29724), (822, 24770), (1370, 14862), (1644, 12385), (2055, 9908), (2477, 8220), (2740, 7431), (4110, 4954)]