8474820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 23925888

約数和(自身を除く): 15451068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1031, 1370, 1644, 2055, 2062, 2740, 3093, 4110, 4124, 5155, 6186, 8220, 10310, 12372, 15465, 20620, 30930, 61860, 141247, 282494, 423741, 564988, 706235, 847482, 1412470, 1694964, 2118705, 2824940, 4237410, 8474820]

約数ペア:

[(1, 8474820), (2, 4237410), (3, 2824940), (4, 2118705), (5, 1694964), (6, 1412470), (10, 847482), (12, 706235), (15, 564988), (20, 423741), (30, 282494), (60, 141247), (137, 61860), (274, 30930), (411, 20620), (548, 15465), (685, 12372), (822, 10310), (1031, 8220), (1370, 6186), (1644, 5155), (2055, 4124), (2062, 4110), (2740, 3093)]