2537240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 5762880

約数和(自身を除く): 3225640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 463, 548, 685, 926, 1096, 1370, 1852, 2315, 2740, 3704, 4630, 5480, 9260, 18520, 63431, 126862, 253724, 317155, 507448, 634310, 1268620, 2537240]

約数ペア:

[(1, 2537240), (2, 1268620), (4, 634310), (5, 507448), (8, 317155), (10, 253724), (20, 126862), (40, 63431), (137, 18520), (274, 9260), (463, 5480), (548, 4630), (685, 3704), (926, 2740), (1096, 2315), (1370, 1852)]