2069872720

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{188857}}^1$

素因数の和:189007

約数の個数: 40

約数和(自身を含む): 4847607144

約数和(自身を除く): 2777734424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 188857, 377714, 755428, 944285, 1510856, 1888570, 3021712, 3777140, 7554280, 15108560, 25873409, 51746818, 103493636, 129367045, 206987272, 258734090, 413974544, 517468180, 1034936360, 2069872720]

約数ペア:

[(1, 2069872720), (2, 1034936360), (4, 517468180), (5, 413974544), (8, 258734090), (10, 206987272), (16, 129367045), (20, 103493636), (40, 51746818), (80, 25873409), (137, 15108560), (274, 7554280), (548, 3777140), (685, 3021712), (1096, 1888570), (1370, 1510856), (2192, 944285), (2740, 755428), (5480, 377714), (10960, 188857)]