306929320

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{56009}}^1$

素因数の和:56157

約数の個数: 32

約数和(自身を含む): 695644200

約数和(自身を除く): 388714880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 56009, 112018, 224036, 280045, 448072, 560090, 1120180, 2240360, 7673233, 15346466, 30692932, 38366165, 61385864, 76732330, 153464660, 306929320]

約数ペア:

[(1, 306929320), (2, 153464660), (4, 76732330), (5, 61385864), (8, 38366165), (10, 30692932), (20, 15346466), (40, 7673233), (137, 2240360), (274, 1120180), (548, 560090), (685, 448072), (1096, 280045), (1370, 224036), (2740, 112018), (5480, 56009)]