28594640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2609}}^1$

素因数の和:2759

約数の個数: 40

約数和(自身を含む): 66993480

約数和(自身を除く): 38398840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2609, 2740, 5218, 5480, 10436, 10960, 13045, 20872, 26090, 41744, 52180, 104360, 208720, 357433, 714866, 1429732, 1787165, 2859464, 3574330, 5718928, 7148660, 14297320, 28594640]

約数ペア:

[(1, 28594640), (2, 14297320), (4, 7148660), (5, 5718928), (8, 3574330), (10, 2859464), (16, 1787165), (20, 1429732), (40, 714866), (80, 357433), (137, 208720), (274, 104360), (548, 52180), (685, 41744), (1096, 26090), (1370, 20872), (2192, 13045), (2609, 10960), (2740, 10436), (5218, 5480)]